32000012000001 has 48 divisors (see below), whose sum is σ = 48060436726848. Its totient is φ = 20500618406400.

The previous prime is 32000011999961. The next prime is 32000012000023. The reversal of 32000012000001 is 10000021000023.

It is a happy number.

32000012000001 is a nontrivial binomial coefficient, being equal to C(8000002, 2).

It is not a de Polignac number, because 32000012000001 - 2¹⁸ = 32000011737857 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (32000012000101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 327951261 + ... + 328048821.

It is an arithmetic number, because the mean of its divisors is an integer number (1001259098476).

Almost surely, 2^{32000012000001} is an apocalyptic number.

32000012000001 is the 8000001-st triangular number and also the 4000001-st hexagonal number.

It is an amenable number.

32000012000001 is a deficient number, since it is larger than the sum of its proper divisors (16060424726847).

32000012000001 is a wasteful number, since it uses less digits than its factorization.

32000012000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110942 (or 110939 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 32000012000001 its reverse (10000021000023), we get a palindrome (42000033000024).

The spelling of 32000012000001 in words is "thirty-two trillion, twelve million, one", and thus it is an aban number and an uban number.