111012222202012 has 72 divisors (see below), whose sum is σ = 208222756836864. Its totient is φ = 51767978939424.

The previous prime is 111012222201941. The next prime is 111012222202027. The reversal of 111012222202012 is 210202222210111.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157056373 + ... + 157761619.

Almost surely, 2^{111012222202012} is an apocalyptic number.

It is an amenable number.

111012222202012 is a deficient number, since it is larger than the sum of its proper divisors (97210534634852).

111012222202012 is a wasteful number, since it uses less digits than its factorization.

111012222202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706983 (or 706962 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111012222202012 its reverse (210202222210111), we get a palindrome (321214444412123).

The spelling of 111012222202012 in words is "one hundred eleven trillion, twelve billion, two hundred twenty-two million, two hundred two thousand, twelve".