1322311111402 has 128 divisors (see below), whose sum is σ = 2225284669440. Its totient is φ = 587575296000.

The previous prime is 1322311111391. The next prime is 1322311111411. The reversal of 1322311111402 is 2041111132231.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 393426202 + ... + 393429562.

It is an arithmetic number, because the mean of its divisors is an integer number (17385036480).

Almost surely, 2^{1322311111402} is an apocalyptic number.

1322311111402 is a deficient number, since it is larger than the sum of its proper divisors (902973558038).

1322311111402 is a wasteful number, since it uses less digits than its factorization.

1322311111402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3608.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 1322311111402 its reverse (2041111132231), we get a palindrome (3363422243633).

The spelling of 1322311111402 in words is "one trillion, three hundred twenty-two billion, three hundred eleven million, one hundred eleven thousand, four hundred two".