1232000000023 has 4 divisors (see below), whose sum is σ = 1326769230808. Its totient is φ = 1137230769240.

The previous prime is 1231999999987. The next prime is 1232000000041. The reversal of 1232000000023 is 3200000002321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1232000000023 - 2²¹ = 1231997902871 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 94769230771 = 1232000000023 / (1 + 2 + 3 + 2 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 2 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232000000123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47384615373 + ... + 47384615398.

It is an arithmetic number, because the mean of its divisors is an integer number (331692307702).

Almost surely, 2^{1232000000023} is an apocalyptic number.

1232000000023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1232000000023 is a deficient number, since it is larger than the sum of its proper divisors (94769230785).

1232000000023 is an equidigital number, since it uses as much as digits as its factorization.

1232000000023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94769230784.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 1232000000023 its reverse (3200000002321), we get a palindrome (4432000002344).

The spelling of 1232000000023 in words is "one trillion, two hundred thirty-two billion, twenty-three", and thus it is an aban number.