22010111122 has 4 divisors (see below), whose sum is σ = 33015166686. Its totient is φ = 11005055560.

The previous prime is 22010111113. The next prime is 22010111147. The reversal of 22010111122 is 22111101022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22111101022 = 2 ⋅11055550511.

It can be written as a sum of positive squares in only one way, i.e., 21255015681 + 755095441 = 145791^2 + 27479^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5502527779 + ... + 5502527782.

Almost surely, 2^22010111122 is an apocalyptic number.

22010111122 is a deficient number, since it is larger than the sum of its proper divisors (11005055564).

22010111122 is a wasteful number, since it uses less digits than its factorization.

22010111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11005055563.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22010111122 its reverse (22111101022), we get a palindrome (44121212144).

The spelling of 22010111122 in words is "twenty-two billion, ten million, one hundred eleven thousand, one hundred twenty-two".