22201201022022 has 72 divisors (see below), whose sum is σ = 53276720416920. Its totient is φ = 6676280582400.

The previous prime is 22201201022003. The next prime is 22201201022051. The reversal of 22201201022022 is 22022010210222.

22201201022022 is a `hidden beast` number, since 2 + 220 + 1 + 201 + 0 + 220 + 22 = 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 = 22201201021986 and 22201201022004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 38620747 + ... + 39191382.

It is an arithmetic number, because the mean of its divisors is an integer number (739954450235).

Almost surely, 2^{22201201022022} is an apocalyptic number.

22201201022022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22201201022022 is an abundant number, since it is smaller than the sum of its proper divisors (31075519394898).

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

22201201022022 is a wasteful number, since it uses less digits than its factorization.

22201201022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77812290 (or 77812276 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22201201022022 its reverse (22022010210222), we get a palindrome (44223211232244).

The spelling of 22201201022022 in words is "twenty-two trillion, two hundred one billion, two hundred one million, twenty-two thousand, twenty-two".