220112222012 has 24 divisors (see below), whose sum is σ = 394256429952. Its totient is φ = 107468852400.

The previous prime is 220112221933. The next prime is 220112222023. The reversal of 220112222012 is 210222211022.

It is a happy number.

It is a congruent number.

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, 509087 + ... + 836297.

It is an arithmetic number, because the mean of its divisors is an integer number (16427351248).

Almost surely, 2^220112222012 is an apocalyptic number.

It is an amenable number.

220112222012 is a deficient number, since it is larger than the sum of its proper divisors (174144207940).

220112222012 is a wasteful number, since it uses less digits than its factorization.

220112222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331169 (or 331167 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220112222012 its reverse (210222211022), we get a palindrome (430334433034).

The spelling of 220112222012 in words is "two hundred twenty billion, one hundred twelve million, two hundred twenty-two thousand, twelve".