111098903109 has 16 divisors (see below), whose sum is σ = 152169228288. Its totient is φ = 72048146112.

The previous prime is 111098903099. The next prime is 111098903137. The reversal of 111098903109 is 901309890111.

It is a happy number.

It is not a de Polignac number, because 111098903109 - 2⁸ = 111098902853 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111098903809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401404 + ... + 619130.

It is an arithmetic number, because the mean of its divisors is an integer number (9510576768).

Almost surely, 2^111098903109 is an apocalyptic number.

It is an amenable number.

111098903109 is a deficient number, since it is larger than the sum of its proper divisors (41070325179).

111098903109 is a wasteful number, since it uses less digits than its factorization.

111098903109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222364.

The product of its (nonzero) digits is 17496, while the sum is 42.

The spelling of 111098903109 in words is "one hundred eleven billion, ninety-eight million, nine hundred three thousand, one hundred nine".