122199546216 has 128 divisors (see below), whose sum is σ = 358971148800. Its totient is φ = 34265306880.

The previous prime is 122199546193. The next prime is 122199546269. The reversal of 122199546216 is 612645991221.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67591 + ... + 498966.

It is an arithmetic number, because the mean of its divisors is an integer number (2804462100).

Almost surely, 2^122199546216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122199546216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179485574400).

122199546216 is an abundant number, since it is smaller than the sum of its proper divisors (236771602584).

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

122199546216 is a wasteful number, since it uses less digits than its factorization.

122199546216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566639 (or 566635 counting only the distinct ones).

The product of its digits is 466560, while the sum is 48.

The spelling of 122199546216 in words is "one hundred twenty-two billion, one hundred ninety-nine million, five hundred forty-six thousand, two hundred sixteen".