12203022112 has 48 divisors (see below), whose sum is σ = 24319877400. Its totient is φ = 6026690560.

The previous prime is 12203022107. The next prime is 12203022173. The reversal of 12203022112 is 21122030221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8597740176 + 3605281936 = 92724^2 + 60044^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4011312 + ... + 4014352.

Almost surely, 2^12203022112 is an apocalyptic number.

It is an amenable number.

12203022112 is a deficient number, since it is larger than the sum of its proper divisors (12116855288).

12203022112 is a wasteful number, since it uses less digits than its factorization.

12203022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4549 (or 4541 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12203022112 its reverse (21122030221), we get a palindrome (33325052333).

The spelling of 12203022112 in words is "twelve billion, two hundred three million, twenty-two thousand, one hundred twelve".