122072801671 has 2 divisors, whose sum is σ = 122072801672. Its totient is φ = 122072801670.

The previous prime is 122072801651. The next prime is 122072801693. The reversal of 122072801671 is 176108270221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122072801671 - 2⁵ = 122072801639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122072801671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122072801611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61036400835 + 61036400836.

It is an arithmetic number, because the mean of its divisors is an integer number (61036400836).

Almost surely, 2^122072801671 is an apocalyptic number.

122072801671 is a deficient number, since it is larger than the sum of its proper divisors (1).

122072801671 is an equidigital number, since it uses as much as digits as its factorization.

122072801671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18816, while the sum is 37.

The spelling of 122072801671 in words is "one hundred twenty-two billion, seventy-two million, eight hundred one thousand, six hundred seventy-one".