11312001332 has 6 divisors (see below), whose sum is σ = 19796002338. Its totient is φ = 5656000664.

The previous prime is 11312001301. The next prime is 11312001353. The reversal of 11312001332 is 23310021311.

11312001332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10323779236 + 988222096 = 101606^2 + 31436^2 .

It is a super-2 number, since 2×11312001332² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11312001332.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1414000163 + ... + 1414000170.

It is an arithmetic number, because the mean of its divisors is an integer number (3299333723).

Almost surely, 2^11312001332 is an apocalyptic number.

It is an amenable number.

11312001332 is a deficient number, since it is larger than the sum of its proper divisors (8484001006).

11312001332 is a wasteful number, since it uses less digits than its factorization.

11312001332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2828000337 (or 2828000335 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11312001332 its reverse (23310021311), we get a palindrome (34622022643).

The spelling of 11312001332 in words is "eleven billion, three hundred twelve million, one thousand, three hundred thirty-two".