111002112022 has 4 divisors (see below), whose sum is σ = 166503168036. Its totient is φ = 55501056010.

The previous prime is 111002112019. The next prime is 111002112041. The reversal of 111002112022 is 220211200111.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 111002111993 and 111002112011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27750528004 + ... + 27750528007.

It is an arithmetic number, because the mean of its divisors is an integer number (41625792009).

Almost surely, 2^111002112022 is an apocalyptic number.

111002112022 is a deficient number, since it is larger than the sum of its proper divisors (55501056014).

111002112022 is an equidigital number, since it uses as much as digits as its factorization.

111002112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55501056013.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111002112022 its reverse (220211200111), we get a palindrome (331213312133).

The spelling of 111002112022 in words is "one hundred eleven billion, two million, one hundred twelve thousand, twenty-two".