122216504253 has 8 divisors (see below), whose sum is σ = 162965330688. Its totient is φ = 81472673664.

The previous prime is 122216504251. The next prime is 122216504257. The reversal of 122216504253 is 352405612221.

It is a happy number.

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

It is not a de Polignac number, because 122216504253 - 2¹ = 122216504251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122216504251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1191501 + ... + 1290002.

It is an arithmetic number, because the mean of its divisors is an integer number (20370666336).

Almost surely, 2^122216504253 is an apocalyptic number.

It is an amenable number.

122216504253 is a deficient number, since it is larger than the sum of its proper divisors (40748826435).

122216504253 is a wasteful number, since it uses less digits than its factorization.

122216504253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2497923.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 122216504253 in words is "one hundred twenty-two billion, two hundred sixteen million, five hundred four thousand, two hundred fifty-three".