122153717226 has 32 divisors (see below), whose sum is σ = 258696322560. Its totient is φ = 38320088576.

The previous prime is 122153717207. The next prime is 122153717269. The reversal of 122153717226 is 622717351221.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1877350 + ... + 1941326.

It is an arithmetic number, because the mean of its divisors is an integer number (8084260080).

Almost surely, 2^122153717226 is an apocalyptic number.

122153717226 is an abundant number, since it is smaller than the sum of its proper divisors (136542605334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122153717226 is a wasteful number, since it uses less digits than its factorization.

122153717226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82718.

The product of its digits is 70560, while the sum is 39.

The spelling of 122153717226 in words is "one hundred twenty-two billion, one hundred fifty-three million, seven hundred seventeen thousand, two hundred twenty-six".