122211010019984 has 80 divisors (see below), whose sum is σ = 251525497766400. Its totient is φ = 57324774408192.

The previous prime is 122211010019983. The next prime is 122211010019993. The reversal of 122211010019984 is 489910010112221.

It is not an unprimeable number, because it can be changed into a prime (122211010019981) 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, 123572384 + ... + 124557440.

It is an arithmetic number, because the mean of its divisors is an integer number (3144068722080).

Almost surely, 2^{122211010019984} 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 122211010019984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125762748883200).

122211010019984 is an abundant number, since it is smaller than the sum of its proper divisors (129314487746416).

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

122211010019984 is a wasteful number, since it uses less digits than its factorization.

122211010019984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986560 (or 986554 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 41.

The spelling of 122211010019984 in words is "one hundred twenty-two trillion, two hundred eleven billion, ten million, nineteen thousand, nine hundred eighty-four".