212200000020112 has 80 divisors (see below), whose sum is σ = 451687501174000. Its totient is φ = 95981571219456.

The previous prime is 212200000020037. The next prime is 212200000020119. The reversal of 212200000020112 is 211020000002212.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1316627733136 + 210883372286976 = 1147444^2 + 14521824^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 212200000020092 and 212200000020101.

It is not an unprimeable number, because it can be changed into a prime (212200000020119) 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, 42123237 + ... + 46891012.

It is an arithmetic number, because the mean of its divisors is an integer number (5646093764675).

Almost surely, 2^{212200000020112} is an apocalyptic number.

It is an amenable number.

212200000020112 is an abundant number, since it is smaller than the sum of its proper divisors (239487501153888).

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

212200000020112 is a wasteful number, since it uses less digits than its factorization.

212200000020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89014500 (or 89014494 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 212200000020112 its reverse (211020000002212), we get a palindrome (423220000022324).

The spelling of 212200000020112 in words is "two hundred twelve trillion, two hundred billion, twenty thousand, one hundred twelve".