11402001312 has 48 divisors (see below), whose sum is σ = 32232584160. Its totient is φ = 3508307712.

The previous prime is 11402001307. The next prime is 11402001329. The reversal of 11402001312 is 21310020411.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 11402001291 and 11402001300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4566862 + ... + 4569357.

It is an arithmetic number, because the mean of its divisors is an integer number (671512170).

Almost surely, 2^11402001312 is an apocalyptic number.

11402001312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11402001312 is an abundant number, since it is smaller than the sum of its proper divisors (20830582848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11402001312 is a wasteful number, since it uses less digits than its factorization.

11402001312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9136245 (or 9136237 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11402001312 its reverse (21310020411), we get a palindrome (32712021723).

The spelling of 11402001312 in words is "eleven billion, four hundred two million, one thousand, three hundred twelve".