22121011110022 has 16 divisors (see below), whose sum is σ = 37080896673744. Its totient is φ = 9809761024000.

The previous prime is 22121011109987. The next prime is 22121011110041. The reversal of 22121011110022 is 22001111012122.

It is a junction number, because it is equal to n+sod(n) for n = 22121011109978 and 22121011110005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12262200379 + ... + 12262202182.

It is an arithmetic number, because the mean of its divisors is an integer number (2317556042109).

Almost surely, 2^{22121011110022} is an apocalyptic number.

22121011110022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22121011110022 is a deficient number, since it is larger than the sum of its proper divisors (14959885563722).

22121011110022 is a wasteful number, since it uses less digits than its factorization.

22121011110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24524402615.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22121011110022 its reverse (22001111012122), we get a palindrome (44122122122144).

The spelling of 22121011110022 in words is "twenty-two trillion, one hundred twenty-one billion, eleven million, one hundred ten thousand, twenty-two".