23018099311 has 2 divisors, whose sum is σ = 23018099312. Its totient is φ = 23018099310.

The previous prime is 23018099287. The next prime is 23018099339. The reversal of 23018099311 is 11399081032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23018099311 - 2¹³ = 23018091119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23018099371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11509049655 + 11509049656.

It is an arithmetic number, because the mean of its divisors is an integer number (11509049656).

Almost surely, 2^23018099311 is an apocalyptic number.

23018099311 is a deficient number, since it is larger than the sum of its proper divisors (1).

23018099311 is an equidigital number, since it uses as much as digits as its factorization.

23018099311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 23018099311 in words is "twenty-three billion, eighteen million, ninety-nine thousand, three hundred eleven".