22012201201122 has 48 divisors (see below), whose sum is σ = 52029317444832. Its totient is φ = 6670302687360.

The previous prime is 22012201201117. The next prime is 22012201201169. The reversal of 22012201201122 is 22110210221022.

It is a happy number.

22012201201122 is a `hidden beast` number, since 2 + 201 + 220 + 120 + 1 + 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 = 22012201201095 and 22012201201104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24060778 + ... + 24958874.

It is an arithmetic number, because the mean of its divisors is an integer number (1083944113434).

Almost surely, 2^{22012201201122} is an apocalyptic number.

22012201201122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22012201201122 is an abundant number, since it is smaller than the sum of its proper divisors (30017116243710).

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

22012201201122 is a wasteful number, since it uses less digits than its factorization.

22012201201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021903 (or 1021900 counting only the distinct ones).

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

Adding to 22012201201122 its reverse (22110210221022), we get a palindrome (44122411422144).

The spelling of 22012201201122 in words is "twenty-two trillion, twelve billion, two hundred one million, two hundred one thousand, one hundred twenty-two".