202012212221112 has 32 divisors (see below), whose sum is σ = 531611084793600. Its totient is φ = 63793330174944.

The previous prime is 202012212221107. The next prime is 202012212221119. The reversal of 202012212221112 is 211122212210202.

202012212221112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202012212221119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221504618208 + ... + 221504619119.

It is an arithmetic number, because the mean of its divisors is an integer number (16612846399800).

Almost surely, 2^{202012212221112} is an apocalyptic number.

It is an amenable number.

202012212221112 is an abundant number, since it is smaller than the sum of its proper divisors (329598872572488).

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

202012212221112 is a wasteful number, since it uses less digits than its factorization.

202012212221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443009237355 (or 443009237351 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 202012212221112 its reverse (211122212210202), we get a palindrome (413134424431314).

The spelling of 202012212221112 in words is "two hundred two trillion, twelve billion, two hundred twelve million, two hundred twenty-one thousand, one hundred twelve".