520100231051 has 2 divisors, whose sum is σ = 520100231052. Its totient is φ = 520100231050.

The previous prime is 520100231039. The next prime is 520100231099. The reversal of 520100231051 is 150132001025.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 520100231051 - 2¹⁸ = 520099968907 is a prime.

It is not a weakly prime, because it can be changed into another prime (520103231051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260050115525 + 260050115526.

It is an arithmetic number, because the mean of its divisors is an integer number (260050115526).

Almost surely, 2^520100231051 is an apocalyptic number.

520100231051 is a deficient number, since it is larger than the sum of its proper divisors (1).

520100231051 is an equidigital number, since it uses as much as digits as its factorization.

520100231051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 520100231051 its reverse (150132001025), we get a palindrome (670232232076).

The spelling of 520100231051 in words is "five hundred twenty billion, one hundred million, two hundred thirty-one thousand, fifty-one".