122045071906 has 8 divisors (see below), whose sum is σ = 183070250604. Its totient is φ = 61021655040.

The previous prime is 122045071891. The next prime is 122045071913. The reversal of 122045071906 is 609170540221.

It can be written as a sum of positive squares in 2 ways, for example, as 95706703225 + 26338368681 = 309365^2 + 162291^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250975 + ... + 554146.

Almost surely, 2^122045071906 is an apocalyptic number.

122045071906 is a deficient number, since it is larger than the sum of its proper divisors (61025178698).

122045071906 is an equidigital number, since it uses as much as digits as its factorization.

122045071906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880916.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 122045071906 in words is "one hundred twenty-two billion, forty-five million, seventy-one thousand, nine hundred six".