122435110021423 has 2 divisors, whose sum is σ = 122435110021424. Its totient is φ = 122435110021422.

The previous prime is 122435110021403. The next prime is 122435110021493. The reversal of 122435110021423 is 324120011534221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122435110021423 - 2¹⁷ = 122435109890351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122435110021403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61217555010711 + 61217555010712.

It is an arithmetic number, because the mean of its divisors is an integer number (61217555010712).

Almost surely, 2^{122435110021423} is an apocalyptic number.

122435110021423 is a deficient number, since it is larger than the sum of its proper divisors (1).

122435110021423 is an equidigital number, since it uses as much as digits as its factorization.

122435110021423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 122435110021423 its reverse (324120011534221), we get a palindrome (446555121555644).

The spelling of 122435110021423 in words is "one hundred twenty-two trillion, four hundred thirty-five billion, one hundred ten million, twenty-one thousand, four hundred twenty-three".