111002120202 has 16 divisors (see below), whose sum is σ = 222663010752. Its totient is φ = 36890911680.

The previous prime is 111002120179. The next prime is 111002120209. The reversal of 111002120202 is 202021200111.

It is not an unprimeable number, because it can be changed into a prime (111002120209) 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, 27446574 + ... + 27450617.

It is an arithmetic number, because the mean of its divisors is an integer number (13916438172).

Almost surely, 2^111002120202 is an apocalyptic number.

111002120202 is an abundant number, since it is smaller than the sum of its proper divisors (111660890550).

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

111002120202 is a wasteful number, since it uses less digits than its factorization.

111002120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54897533.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 111002120202 its reverse (202021200111), we get a palindrome (313023320313).

The spelling of 111002120202 in words is "one hundred eleven billion, two million, one hundred twenty thousand, two hundred two".