1311101032 has 16 divisors (see below), whose sum is σ = 2480071140. Its totient is φ = 649748736.

The previous prime is 1311101017. The next prime is 1311101069. The reversal of 1311101032 is 2301011131.

It can be written as a sum of positive squares in 2 ways, for example, as 1309426596 + 1674436 = 36186^2 + 1294^2 .

It is a super-2 number, since 2×1311101032² = 3437971832222930048, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724263 + ... + 726070.

Almost surely, 2^1311101032 is an apocalyptic number.

It is an amenable number.

1311101032 is a deficient number, since it is larger than the sum of its proper divisors (1168970108).

1311101032 is a wasteful number, since it uses less digits than its factorization.

1311101032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450452 (or 1450448 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1311101032 is about 36209.1291251253. The cubic root of 1311101032 is about 1094.4906430522.

Adding to 1311101032 its reverse (2301011131), we get a palindrome (3612112163).

The spelling of 1311101032 in words is "one billion, three hundred eleven million, one hundred one thousand, thirty-two".