11100110111212 has 24 divisors (see below), whose sum is σ = 20125520276400. Its totient is φ = 5350542286656.

The previous prime is 11100110111173. The next prime is 11100110111263. The reversal of 11100110111212 is 21211101100111.

It is a super-3 number, since 3×11100110111212³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11100110111192 and 11100110111201.

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, 72526443 + ... + 72679330.

It is an arithmetic number, because the mean of its divisors is an integer number (838563344850).

Almost surely, 2^{11100110111212} is an apocalyptic number.

It is an amenable number.

11100110111212 is a deficient number, since it is larger than the sum of its proper divisors (9025410165188).

11100110111212 is a wasteful number, since it uses less digits than its factorization.

11100110111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145206465 (or 145206463 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11100110111212 its reverse (21211101100111), we get a palindrome (32311211211323).

The spelling of 11100110111212 in words is "eleven trillion, one hundred billion, one hundred ten million, one hundred eleven thousand, two hundred twelve".