222012101010000 has 400 divisors, whose sum is σ = 847311940886400. Its totient is φ = 48995772672000.

The previous prime is 222012101009947. The next prime is 222012101010043. The reversal of 222012101010000 is 10101210222.

It is a tau number, because it is divible by the number of its divisors (400).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 12137595 + ... + 24317594.

It is an arithmetic number, because the mean of its divisors is an integer number (2118279852216).

Almost surely, 2^{222012101010000} is an apocalyptic number.

222012101010000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222012101010000 is an abundant number, since it is smaller than the sum of its proper divisors (625299839876400).

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

222012101010000 is a wasteful number, since it uses less digits than its factorization.

222012101010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36455256 (or 36455235 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 222012101010000 its reverse (10101210222), we get a palindrome (222022202220222).

The spelling of 222012101010000 in words is "two hundred twenty-two trillion, twelve billion, one hundred one million, ten thousand".