23034340021351 has 2 divisors, whose sum is σ = 23034340021352. Its totient is φ = 23034340021350.

The previous prime is 23034340021279. The next prime is 23034340021369. The reversal of 23034340021351 is 15312004343032.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23034340021351 - 2⁴³ = 14238246999143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23034340021151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11517170010675 + 11517170010676.

It is an arithmetic number, because the mean of its divisors is an integer number (11517170010676).

Almost surely, 2^{23034340021351} is an apocalyptic number.

23034340021351 is a deficient number, since it is larger than the sum of its proper divisors (1).

23034340021351 is an equidigital number, since it uses as much as digits as its factorization.

23034340021351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 23034340021351 its reverse (15312004343032), we get a palindrome (38346344364383).

The spelling of 23034340021351 in words is "twenty-three trillion, thirty-four billion, three hundred forty million, twenty-one thousand, three hundred fifty-one".