22021011122022 has 48 divisors (see below), whose sum is σ = 52050015847440. Its totient is φ = 6672988392000.

The previous prime is 22021011121999. The next prime is 22021011122041. The reversal of 22021011122022 is 22022111012022.

It is a happy number.

22021011122022 is a `hidden beast` number, since 220 + 210 + 1 + 11 + 220 + 2 + 2 = 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 = 22021011121986 and 22021011122004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39479272 + ... + 40033172.

It is an arithmetic number, because the mean of its divisors is an integer number (1084375330155).

Almost surely, 2^{22021011122022} is an apocalyptic number.

22021011122022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22021011122022 is an abundant number, since it is smaller than the sum of its proper divisors (30029004725418).

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

22021011122022 is a wasteful number, since it uses less digits than its factorization.

22021011122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754709 (or 754706 counting only the distinct ones).

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

Adding to 22021011122022 its reverse (22022111012022), we get a palindrome (44043122134044).

The spelling of 22021011122022 in words is "twenty-two trillion, twenty-one billion, eleven million, one hundred twenty-two thousand, twenty-two".