1022121102 has 16 divisors (see below), whose sum is σ = 2046453840. Its totient is φ = 340338432.

The previous prime is 1022121097. The next prime is 1022121151. The reversal of 1022121102 is 2011212201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86113 + ... + 97260.

It is an arithmetic number, because the mean of its divisors is an integer number (127903365).

Almost surely, 2^1022121102 is an apocalyptic number.

1022121102 is an abundant number, since it is smaller than the sum of its proper divisors (1024332738).

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

1022121102 is a wasteful number, since it uses less digits than its factorization.

1022121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184307.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1022121102 is about 31970.6287395165. The cubic root of 1022121102 is about 1007.3199877062.

Adding to 1022121102 its reverse (2011212201), we get a palindrome (3033333303).

The spelling of 1022121102 in words is "one billion, twenty-two million, one hundred twenty-one thousand, one hundred two".