255242551242122 has 8 divisors (see below), whose sum is σ = 383482346779200. Its totient is φ = 127415102315724.

The previous prime is 255242551242101. The next prime is 255242551242127. The reversal of 255242551242122 is 221242155242552.

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

It is not an unprimeable number, because it can be changed into a prime (255242551242127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103086651122 + ... + 103086653597.

It is an arithmetic number, because the mean of its divisors is an integer number (47935293347400).

Almost surely, 2^{255242551242122} is an apocalyptic number.

255242551242122 is a deficient number, since it is larger than the sum of its proper divisors (128239795537078).

255242551242122 is a wasteful number, since it uses less digits than its factorization.

255242551242122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206173305340.

The product of its digits is 1280000, while the sum is 44.

The spelling of 255242551242122 in words is "two hundred fifty-five trillion, two hundred forty-two billion, five hundred fifty-one million, two hundred forty-two thousand, one hundred twenty-two".