122085001 has 2 divisors, whose sum is σ = 122085002. Its totient is φ = 122085000.

The previous prime is 122084999. The next prime is 122085011. The reversal of 122085001 is 100580221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121881600 + 203401 = 11040^2 + 451^2 .

It is a cyclic number.

It is not a de Polignac number, because 122085001 - 2¹ = 122084999 is a prime.

Together with 122084999, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 122085001.

It is not a weakly prime, because it can be changed into another prime (122085011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61042500 + 61042501.

It is an arithmetic number, because the mean of its divisors is an integer number (61042501).

Almost surely, 2^122085001 is an apocalyptic number.

It is an amenable number.

122085001 is a deficient number, since it is larger than the sum of its proper divisors (1).

122085001 is an equidigital number, since it uses as much as digits as its factorization.

122085001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 122085001 is about 11049.2081616738. The cubic root of 122085001 is about 496.0827247232.

The spelling of 122085001 in words is "one hundred twenty-two million, eighty-five thousand, one".