203220211112 has 8 divisors (see below), whose sum is σ = 381037895850. Its totient is φ = 101610105552.

The previous prime is 203220211099. The next prime is 203220211127. The reversal of 203220211112 is 211112022302.

It can be written as a sum of positive squares in only one way, i.e., 106527820996 + 96692390116 = 326386^2 + 310954^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12701263187 + ... + 12701263202.

Almost surely, 2^203220211112 is an apocalyptic number.

It is an amenable number.

203220211112 is a deficient number, since it is larger than the sum of its proper divisors (177817684738).

203220211112 is a wasteful number, since it uses less digits than its factorization.

203220211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25402526395 (or 25402526391 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 203220211112 its reverse (211112022302), we get a palindrome (414332233414).

The spelling of 203220211112 in words is "two hundred three billion, two hundred twenty million, two hundred eleven thousand, one hundred twelve".