1222303020402 has 32 divisors (see below), whose sum is σ = 2492467084800. Its totient is φ = 399534571008.

The previous prime is 1222303020397. The next prime is 1222303020443. The reversal of 1222303020402 is 2040203032221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9570402 + ... + 9697277.

It is an arithmetic number, because the mean of its divisors is an integer number (77889596400).

Almost surely, 2^{1222303020402} is an apocalyptic number.

1222303020402 is an abundant number, since it is smaller than the sum of its proper divisors (1270164064398).

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

1222303020402 is a wasteful number, since it uses less digits than its factorization.

1222303020402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19267890.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 1222303020402 its reverse (2040203032221), we get a palindrome (3262506052623).

The spelling of 1222303020402 in words is "one trillion, two hundred twenty-two billion, three hundred three million, twenty thousand, four hundred two".