2222110012122 has 96 divisors (see below), whose sum is σ = 6464320087680. Its totient is φ = 532773624960.

The previous prime is 2222110012091. The next prime is 2222110012141. The reversal of 2222110012122 is 2212100112222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2222110012095 and 2222110012104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61645597 + ... + 61681632.

It is an arithmetic number, because the mean of its divisors is an integer number (67336667580).

Almost surely, 2^{2222110012122} is an apocalyptic number.

2222110012122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2222110012122 is an abundant number, since it is smaller than the sum of its proper divisors (4242210075558).

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

2222110012122 is a wasteful number, since it uses less digits than its factorization.

2222110012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123327268 (or 123327265 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2222110012122 its reverse (2212100112222), we get a palindrome (4434210124344).

It can be divided in two parts, 22221100 and 12122, that added together give a palindrome (22233222).

The spelling of 2222110012122 in words is "two trillion, two hundred twenty-two billion, one hundred ten million, twelve thousand, one hundred twenty-two".