1222021012102 has 16 divisors (see below), whose sum is σ = 2042216934912. Its totient is φ = 543645710920.

The previous prime is 1222021012033. The next prime is 1222021012123. The reversal of 1222021012102 is 2012101202221.

It is a happy number.

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, 590918218 + ... + 590920285.

It is an arithmetic number, because the mean of its divisors is an integer number (127638558432).

Almost surely, 2^{1222021012102} is an apocalyptic number.

1222021012102 is a deficient number, since it is larger than the sum of its proper divisors (820195922810).

1222021012102 is a wasteful number, since it uses less digits than its factorization.

1222021012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181838563.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1222021012102 its reverse (2012101202221), we get a palindrome (3234122214323).

The spelling of 1222021012102 in words is "one trillion, two hundred twenty-two billion, twenty-one million, twelve thousand, one hundred two".