2212022111012 has 18 divisors (see below), whose sum is σ = 4503045012102. Its totient is φ = 948009476064.

The previous prime is 2212022110997. The next prime is 2212022111093. The reversal of 2212022111012 is 2101112202122.

It can be written as a sum of positive squares in only one way, i.e., 1179778302976 + 1032243808036 = 1086176^2 + 1015994^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5642913353 + ... + 5642913744.

It is an arithmetic number, because the mean of its divisors is an integer number (250169167339).

Almost surely, 2^{2212022111012} is an apocalyptic number.

It is an amenable number.

2212022111012 is an abundant number, since it is smaller than the sum of its proper divisors (2291022901090).

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

2212022111012 is a wasteful number, since it uses less digits than its factorization.

2212022111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11285827115 (or 11285827106 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2212022111012 its reverse (2101112202122), we get a palindrome (4313134313134).

The spelling of 2212022111012 in words is "two trillion, two hundred twelve billion, twenty-two million, one hundred eleven thousand, twelve".