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2211010100112 = 243115197805757
BaseRepresentation
bin100000001011001010011…
…110001011101110010000
321211101000002120120110010
4200023022132023232100
5242211122041200422
64411420215434520
7315511614522222
oct40131236135620
97741002516403
102211010100112
11782758619180
122b8612985a40
13130660906188
1479028d10412
153c7a7d38b0c
hex202ca78bb90

2211010100112 has 80 divisors (see below), whose sum is σ = 6232235164992. Its totient is φ = 669873308160.

The previous prime is 2211010100111. The next prime is 2211010100129. The reversal of 2211010100112 is 2110010101122.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (2211010100111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2341138 + ... + 3146894.

Almost surely, 22211010100112 is an apocalyptic number.

2211010100112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2211010100112 is an abundant number, since it is smaller than the sum of its proper divisors (4021225064880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2211010100112 is a wasteful number, since it uses less digits than its factorization.

2211010100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810976 (or 810970 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2211010100112 its reverse (2110010101122), we get a palindrome (4321020201234).

The spelling of 2211010100112 in words is "two trillion, two hundred eleven billion, ten million, one hundred thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 88 132 176 264 528 5197 10394 15591 20788 31182 41576 57167 62364 83152 114334 124728 171501 228668 249456 343002 457336 686004 805757 914672 1372008 1611514 2417271 2744016 3223028 4834542 6446056 8863327 9669084 12892112 17726654 19338168 26589981 35453308 38676336 53179962 70906616 106359924 141813232 212719848 425439696 4187519129 8375038258 12562557387 16750076516 25125114774 33500153032 46062710419 50250229548 67000306064 92125420838 100500459096 138188131257 184250841676 201000918192 276376262514 368501683352 552752525028 737003366704 1105505050056 2211010100112