1322311111012 has 12 divisors (see below), whose sum is σ = 2321582050480. Its totient is φ = 659001953736.

The previous prime is 1322311110983. The next prime is 1322311111049. The reversal of 1322311111012 is 2101111132231.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538399062 + ... + 538401517.

Almost surely, 2^{1322311111012} is an apocalyptic number.

It is an amenable number.

1322311111012 is a deficient number, since it is larger than the sum of its proper divisors (999270939468).

1322311111012 is a wasteful number, since it uses less digits than its factorization.

1322311111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076800890 (or 1076800888 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1322311111012 its reverse (2101111132231), we get a palindrome (3423422243243).

The spelling of 1322311111012 in words is "one trillion, three hundred twenty-two billion, three hundred eleven million, one hundred eleven thousand, twelve".