231033000551 has 8 divisors (see below), whose sum is σ = 247045190544. Its totient is φ = 215289923200.

The previous prime is 231033000493. The next prime is 231033000557. The reversal of 231033000551 is 155000330132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 231033000551 - 2³⁴ = 213853131367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231033000557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67276385 + ... + 67279818.

It is an arithmetic number, because the mean of its divisors is an integer number (30880648818).

Almost surely, 2^231033000551 is an apocalyptic number.

231033000551 is a deficient number, since it is larger than the sum of its proper divisors (16012189993).

231033000551 is a wasteful number, since it uses less digits than its factorization.

231033000551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134556321.

The product of its (nonzero) digits is 1350, while the sum is 23.

Adding to 231033000551 its reverse (155000330132), we get a palindrome (386033330683).

The spelling of 231033000551 in words is "two hundred thirty-one billion, thirty-three million, five hundred fifty-one", and thus it is an aban number.