111221002096 has 40 divisors (see below), whose sum is σ = 228255524640. Its totient is φ = 52318900224.

The previous prime is 111221002027. The next prime is 111221002099. The reversal of 111221002096 is 690200122111.

It is a happy number.

It is a super-2 number, since 2×111221002096² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111221002096.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111221002099) 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, 631285 + ... + 788011.

It is an arithmetic number, because the mean of its divisors is an integer number (5706388116).

Almost surely, 2^111221002096 is an apocalyptic number.

111221002096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111221002096 is an abundant number, since it is smaller than the sum of its proper divisors (117034522544).

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

111221002096 is a wasteful number, since it uses less digits than its factorization.

111221002096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159361 (or 159355 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 111221002096 in words is "one hundred eleven billion, two hundred twenty-one million, two thousand, ninety-six".