111101012212 has 12 divisors (see below), whose sum is σ = 196314410656. Its totient is φ = 55011180600.

The previous prime is 111101012179. The next prime is 111101012227. The reversal of 111101012212 is 212210101111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111101012192 and 111101012201.

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, 134830914 + ... + 134831737.

Almost surely, 2^111101012212 is an apocalyptic number.

It is an amenable number.

111101012212 is a deficient number, since it is larger than the sum of its proper divisors (85213398444).

111101012212 is a wasteful number, since it uses less digits than its factorization.

111101012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269662758 (or 269662756 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111101012212 its reverse (212210101111), we get a palindrome (323311113323).

The spelling of 111101012212 in words is "one hundred eleven billion, one hundred one million, twelve thousand, two hundred twelve".