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2311300200000 = 2635511477451
BaseRepresentation
bin100001101000100100001…
…110100011011001000000
322011221212111002111221010
4201220210032203121000
5300332020322400000
64525444024400520
7325662113355051
oct41504416433100
98157774074833
102311300200000
11811242786650
12313b41916140
13139c5455844c
147dc206c8728
15401c7778d50
hex21a243a3640

2311300200000 has 672 divisors, whose sum is σ = 8517090871296. Its totient is φ = 548320000000.

The previous prime is 2311300199983. The next prime is 2311300200029. The reversal of 2311300200000 is 20031132.

It is a happy number.

It is a super-2 number, since 2×23113002000002 (a number of 26 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 310196275 + ... + 310203725.

It is an arithmetic number, because the mean of its divisors is an integer number (12674242368).

Almost surely, 22311300200000 is an apocalyptic number.

2311300200000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2311300200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4258545435648).

2311300200000 is an abundant number, since it is smaller than the sum of its proper divisors (6205790671296).

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

2311300200000 is an equidigital number, since it uses as much as digits as its factorization.

2311300200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7549 (or 7519 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 2311300200000 its reverse (20031132), we get a palindrome (2311320231132).

The spelling of 2311300200000 in words is "two trillion, three hundred eleven billion, three hundred million, two hundred thousand".