2011100223112 has 16 divisors (see below), whose sum is σ = 3772170832860. Its totient is φ = 1005188001024.

The previous prime is 2011100223107. The next prime is 2011100223191. The reversal of 2011100223112 is 2113220011102.

It can be written as a sum of positive squares in 2 ways, for example, as 1867469834916 + 143630388196 = 1366554^2 + 378986^2 .

It is a super-2 number, since 2×2011100223112² (a number of 25 digits) contains 22 as substring.

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, 45240213 + ... + 45284644.

Almost surely, 2^{2011100223112} is an apocalyptic number.

It is an amenable number.

2011100223112 is a deficient number, since it is larger than the sum of its proper divisors (1761070609748).

2011100223112 is a wasteful number, since it uses less digits than its factorization.

2011100223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90527640 (or 90527636 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2011100223112 its reverse (2113220011102), we get a palindrome (4124320234214).

The spelling of 2011100223112 in words is "two trillion, eleven billion, one hundred million, two hundred twenty-three thousand, one hundred twelve".