10231551511 has 2 divisors, whose sum is σ = 10231551512. Its totient is φ = 10231551510.

The previous prime is 10231551487. The next prime is 10231551523. The reversal of 10231551511 is 11515513201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10231551511 - 2¹³ = 10231543319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10231531511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5115775755 + 5115775756.

It is an arithmetic number, because the mean of its divisors is an integer number (5115775756).

Almost surely, 2^10231551511 is an apocalyptic number.

10231551511 is a deficient number, since it is larger than the sum of its proper divisors (1).

10231551511 is an equidigital number, since it uses as much as digits as its factorization.

10231551511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 25.

The spelling of 10231551511 in words is "ten billion, two hundred thirty-one million, five hundred fifty-one thousand, five hundred eleven".