212220100010112 has 32 divisors (see below), whose sum is σ = 563709640652880. Its totient is φ = 70740033336576.

The previous prime is 212220100010101. The next prime is 212220100010141. The reversal of 212220100010112 is 211010001022212.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 212220100010091 and 212220100010100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276328254838 + ... + 276328255605.

Almost surely, 2^{212220100010112} is an apocalyptic number.

It is an amenable number.

212220100010112 is an abundant number, since it is smaller than the sum of its proper divisors (351489540642768).

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

212220100010112 is an equidigital number, since it uses as much as digits as its factorization.

212220100010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552656510460 (or 552656510448 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212220100010112 its reverse (211010001022212), we get a palindrome (423230101032324).

The spelling of 212220100010112 in words is "two hundred twelve trillion, two hundred twenty billion, one hundred million, ten thousand, one hundred twelve".