1313222311011 has 12 divisors (see below), whose sum is σ = 1896013278168. Its totient is φ = 808136806464.

The previous prime is 1313222310997. The next prime is 1313222311061. The reversal of 1313222311011 is 1101132223131.

It is not a de Polignac number, because 1313222311011 - 2¹⁴ = 1313222294627 is a prime.

It is a super-2 number, since 2×1313222311011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1313222311061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1295090530 + ... + 1295091543.

It is an arithmetic number, because the mean of its divisors is an integer number (158001106514).

Almost surely, 2^{1313222311011} is an apocalyptic number.

1313222311011 is a deficient number, since it is larger than the sum of its proper divisors (582790967157).

1313222311011 is a wasteful number, since it uses less digits than its factorization.

1313222311011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2590182102 (or 2590182089 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1313222311011 its reverse (1101132223131), we get a palindrome (2414354534142).

The spelling of 1313222311011 in words is "one trillion, three hundred thirteen billion, two hundred twenty-two million, three hundred eleven thousand, eleven".