1232000000001 has 48 divisors (see below), whose sum is σ = 1794763256832. Its totient is φ = 814354128000.

The previous prime is 1231999999987. The next prime is 1232000000041. The reversal of 1232000000001 is 1000000002321.

It is a happy number.

It is not a de Polignac number, because 1232000000001 - 2¹¹ = 1231999997953 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1232000000001.

It is not an unprimeable number, because it can be changed into a prime (1232000000041) 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, 574893936 + ... + 574896078.

It is an arithmetic number, because the mean of its divisors is an integer number (37390901184).

Almost surely, 2^{1232000000001} is an apocalyptic number.

It is an amenable number.

1232000000001 is a deficient number, since it is larger than the sum of its proper divisors (562763256831).

1232000000001 is a wasteful number, since it uses less digits than its factorization.

1232000000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3454 (or 3451 counting only the distinct ones).

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

Adding to 1232000000001 its reverse (1000000002321), we get a palindrome (2232000002322).

The spelling of 1232000000001 in words is "one trillion, two hundred thirty-two billion, one", and thus it is an aban number.