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2212200221000 = 235371159486947
BaseRepresentation
bin100000001100010001011…
…010001000100101001000
321211111002000222222101112
4200030101122020211020
5242221041224033000
64412134252105452
7315553245423350
oct40142132104510
97744060888345
102212200221000
11783209397660
122b88a5465288
131307c034bb13
14790dcdcbb60
153c827572235
hex20311688948

2212200221000 has 256 divisors, whose sum is σ = 6563279923200. Its totient is φ = 677828832000.

The previous prime is 2212200220943. The next prime is 2212200221017. The reversal of 2212200221000 is 1220022122.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4299527 + ... + 4786473.

It is an arithmetic number, because the mean of its divisors is an integer number (25637812200).

Almost surely, 22212200221000 is an apocalyptic number.

2212200221000 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 2212200221000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3281639961600).

2212200221000 is an abundant number, since it is smaller than the sum of its proper divisors (4351079702200).

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

2212200221000 is a wasteful number, since it uses less digits than its factorization.

2212200221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487045 (or 487031 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2212200221000 its reverse (1220022122), we get a palindrome (2213420243122).

The spelling of 2212200221000 in words is "two trillion, two hundred twelve billion, two hundred million, two hundred twenty-one thousand".