111021202012112 has 40 divisors (see below), whose sum is σ = 248130163135296. Its totient is φ = 47135837431296.

The previous prime is 111021202012111. The next prime is 111021202012159. The reversal of 111021202012112 is 211210202120111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111021202012111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4632047513 + ... + 4632071480.

Almost surely, 2^{111021202012112} is an apocalyptic number.

It is an amenable number.

111021202012112 is an abundant number, since it is smaller than the sum of its proper divisors (137108961123184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111021202012112 is a wasteful number, since it uses less digits than its factorization.

111021202012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9264119115 (or 9264119109 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111021202012112 its reverse (211210202120111), we get a palindrome (322231404132223).

The spelling of 111021202012112 in words is "one hundred eleven trillion, twenty-one billion, two hundred two million, twelve thousand, one hundred twelve".