111212202202002 has 40 divisors (see below), whose sum is σ = 271852049831472. Its totient is φ = 33700667333400.

The previous prime is 111212202201983. The next prime is 111212202202019. The reversal of 111212202202002 is 200202202212111.

It is a happy number.

111212202202002 is a `hidden beast` number, since 1 + 1 + 1 + 21 + 220 + 220 + 200 + 2 = 666.

111212202202002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×111212202202002² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 31204319824 + ... + 31204323387.

Almost surely, 2^{111212202202002} is an apocalyptic number.

111212202202002 is an abundant number, since it is smaller than the sum of its proper divisors (160639847629470).

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

111212202202002 is a wasteful number, since it uses less digits than its factorization.

111212202202002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62408643236 (or 62408643227 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 111212202202002 its reverse (200202202212111), we get a palindrome (311414404414113).

The spelling of 111212202202002 in words is "one hundred eleven trillion, two hundred twelve billion, two hundred two million, two hundred two thousand, two".