111102021983 has 8 divisors (see below), whose sum is σ = 114959685120. Its totient is φ = 107261466840.

The previous prime is 111102021967. The next prime is 111102021997. The reversal of 111102021983 is 389120201111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111102021983 - 2⁴ = 111102021967 is a prime.

It is a super-2 number, since 2×111102021983² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111102021383) 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, 4263785 + ... + 4289762.

It is an arithmetic number, because the mean of its divisors is an integer number (14369960640).

Almost surely, 2^111102021983 is an apocalyptic number.

111102021983 is a deficient number, since it is larger than the sum of its proper divisors (3857663137).

111102021983 is an equidigital number, since it uses as much as digits as its factorization.

111102021983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8553997.

The product of its (nonzero) digits is 864, while the sum is 29.

The spelling of 111102021983 in words is "one hundred eleven billion, one hundred two million, twenty-one thousand, nine hundred eighty-three".