111013220034 has 64 divisors (see below), whose sum is σ = 254764032000. Its totient is φ = 35795241360.

The previous prime is 111013220011. The next prime is 111013220041. The reversal of 111013220034 is 430022310111.

It is a super-2 number, since 2×111013220034² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111013219989 and 111013220016.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4237227 + ... + 4263345.

It is an arithmetic number, because the mean of its divisors is an integer number (3980688000).

Almost surely, 2^111013220034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111013220034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127382016000).

111013220034 is an abundant number, since it is smaller than the sum of its proper divisors (143750811966).

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

111013220034 is a wasteful number, since it uses less digits than its factorization.

111013220034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28700 (or 28694 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 111013220034 its reverse (430022310111), we get a palindrome (541035530145).

The spelling of 111013220034 in words is "one hundred eleven billion, thirteen million, two hundred twenty thousand, thirty-four".