23311421133019 has 2 divisors, whose sum is σ = 23311421133020. Its totient is φ = 23311421133018.

The previous prime is 23311421132933. The next prime is 23311421133103. The reversal of 23311421133019 is 91033112411332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23311421133019 - 2³¹ = 23309273649371 is a prime.

It is a super-2 number, since 2×23311421133019² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23311421133719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11655710566509 + 11655710566510.

It is an arithmetic number, because the mean of its divisors is an integer number (11655710566510).

Almost surely, 2^{23311421133019} is an apocalyptic number.

23311421133019 is a deficient number, since it is larger than the sum of its proper divisors (1).

23311421133019 is an equidigital number, since it uses as much as digits as its factorization.

23311421133019 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 34.

The spelling of 23311421133019 in words is "twenty-three trillion, three hundred eleven billion, four hundred twenty-one million, one hundred thirty-three thousand, nineteen".