70122071923 has 2 divisors, whose sum is σ = 70122071924. Its totient is φ = 70122071922.

The previous prime is 70122071881. The next prime is 70122071941. The reversal of 70122071923 is 32917022107.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70122071923 - 2¹³ = 70122063731 is a prime.

It is not a weakly prime, because it can be changed into another prime (70122071983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35061035961 + 35061035962.

It is an arithmetic number, because the mean of its divisors is an integer number (35061035962).

Almost surely, 2^70122071923 is an apocalyptic number.

70122071923 is a deficient number, since it is larger than the sum of its proper divisors (1).

70122071923 is an equidigital number, since it uses as much as digits as its factorization.

70122071923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 34.

The spelling of 70122071923 in words is "seventy billion, one hundred twenty-two million, seventy-one thousand, nine hundred twenty-three".