22222100101122 has 32 divisors (see below), whose sum is σ = 49494933206400. Its totient is φ = 7390493419824.

The previous prime is 22222100101121. The next prime is 22222100101139. The reversal of 22222100101122 is 22110100122222.

It is a happy number.

22222100101122 is a `hidden beast` number, since 222 + 221 + 0 + 0 + 101 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22222100101095 and 22222100101104.

It is not an unprimeable number, because it can be changed into a prime (22222100101121) 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, 468678313 + ... + 468725724.

It is an arithmetic number, because the mean of its divisors is an integer number (1546716662700).

Almost surely, 2^{22222100101122} is an apocalyptic number.

22222100101122 is an abundant number, since it is smaller than the sum of its proper divisors (27272833105278).

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

22222100101122 is a wasteful number, since it uses less digits than its factorization.

22222100101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937404487 (or 937404481 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22222100101122 its reverse (22110100122222), we get a palindrome (44332200223344).

The spelling of 22222100101122 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred million, one hundred one thousand, one hundred twenty-two".