22021011122 has 16 divisors (see below), whose sum is σ = 36039654432. Its totient is φ = 10008085920.

The previous prime is 22021011109. The next prime is 22021011137. The reversal of 22021011122 is 22111012022.

It is a junction number, because it is equal to n+sod(n) for n = 22021011097 and 22021011106.

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, 88478 + ... + 227750.

It is an arithmetic number, because the mean of its divisors is an integer number (2252478402).

Almost surely, 2^22021011122 is an apocalyptic number.

22021011122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22021011122 is a deficient number, since it is larger than the sum of its proper divisors (14018643310).

22021011122 is a wasteful number, since it uses less digits than its factorization.

22021011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146473.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22021011122 its reverse (22111012022), we get a palindrome (44132023144).

The spelling of 22021011122 in words is "twenty-two billion, twenty-one million, eleven thousand, one hundred twenty-two".