111221003202 has 16 divisors (see below), whose sum is σ = 222735862272. Its totient is φ = 37024691760.

The previous prime is 111221003189. The next prime is 111221003233. The reversal of 111221003202 is 202300122111.

It is a super-2 number, since 2×111221003202² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12239074 + ... + 12248157.

It is an arithmetic number, because the mean of its divisors is an integer number (13920991392).

Almost surely, 2^111221003202 is an apocalyptic number.

111221003202 is an abundant number, since it is smaller than the sum of its proper divisors (111514859070).

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

111221003202 is a wasteful number, since it uses less digits than its factorization.

111221003202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24487993.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 111221003202 its reverse (202300122111), we get a palindrome (313521125313).

The spelling of 111221003202 in words is "one hundred eleven billion, two hundred twenty-one million, three thousand, two hundred two".