2201220121112 has 16 divisors (see below), whose sum is σ = 4370069358360. Its totient is φ = 1035868292224.

The previous prime is 2201220121099. The next prime is 2201220121171. The reversal of 2201220121112 is 2111210221022.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8092720898 + ... + 8092721169.

Almost surely, 2^{2201220121112} is an apocalyptic number.

It is an amenable number.

2201220121112 is a deficient number, since it is larger than the sum of its proper divisors (2168849237248).

2201220121112 is a wasteful number, since it uses less digits than its factorization.

2201220121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16185442090 (or 16185442086 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2201220121112 its reverse (2111210221022), we get a palindrome (4312430342134).

The spelling of 2201220121112 in words is "two trillion, two hundred one billion, two hundred twenty million, one hundred twenty-one thousand, one hundred twelve".