122206566216 has 64 divisors (see below), whose sum is σ = 358598436480. Its totient is φ = 33972480000.

The previous prime is 122206566211. The next prime is 122206566221. The reversal of 122206566216 is 612665602221.

It is an interprime number because it is at equal distance from previous prime (122206566211) and next prime (122206566221).

It is not an unprimeable number, because it can be changed into a prime (122206566211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9823785 + ... + 9836216.

It is an arithmetic number, because the mean of its divisors is an integer number (5603100570).

Almost surely, 2^122206566216 is an apocalyptic number.

It is an amenable number.

122206566216 is an abundant number, since it is smaller than the sum of its proper divisors (236391870264).

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

122206566216 is a wasteful number, since it uses less digits than its factorization.

122206566216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19660054 (or 19660050 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 122206566216 in words is "one hundred twenty-two billion, two hundred six million, five hundred sixty-six thousand, two hundred sixteen".