2001012013232 has 20 divisors (see below), whose sum is σ = 3931565859216. Its totient is φ = 986414372160.

The previous prime is 2001012013229. The next prime is 2001012013267. The reversal of 2001012013232 is 2323102101002.

It is a self number, because there is not a number n which added to its sum of digits gives 2001012013232.

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, 880725983 + ... + 880728254.

Almost surely, 2^{2001012013232} is an apocalyptic number.

It is an amenable number.

2001012013232 is a deficient number, since it is larger than the sum of its proper divisors (1930553845984).

2001012013232 is a wasteful number, since it uses less digits than its factorization.

2001012013232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1761454316 (or 1761454310 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2001012013232 its reverse (2323102101002), we get a palindrome (4324114114234).

The spelling of 2001012013232 in words is "two trillion, one billion, twelve million, thirteen thousand, two hundred thirty-two".