23031020543351 has 8 divisors (see below), whose sum is σ = 23093105374944. Its totient is φ = 22968937527840.

The previous prime is 23031020543341. The next prime is 23031020543357. The reversal of 23031020543351 is 15334502013032.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23031020543351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23031020543357) 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, 27211685 + ... + 28045281.

It is an arithmetic number, because the mean of its divisors is an integer number (2886638171868).

Almost surely, 2^{23031020543351} is an apocalyptic number.

23031020543351 is a deficient number, since it is larger than the sum of its proper divisors (62084831593).

23031020543351 is an equidigital number, since it uses as much as digits as its factorization.

23031020543351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908041.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 23031020543351 its reverse (15334502013032), we get a palindrome (38365522556383).

The spelling of 23031020543351 in words is "twenty-three trillion, thirty-one billion, twenty million, five hundred forty-three thousand, three hundred fifty-one".