111210414320 has 80 divisors (see below), whose sum is σ = 267027647232. Its totient is φ = 43029411840.

The previous prime is 111210414257. The next prime is 111210414347. The reversal of 111210414320 is 23414012111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×111210414320² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 111210414292 and 111210414301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6123974 + ... + 6142106.

Almost surely, 2^111210414320 is an apocalyptic number.

111210414320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111210414320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133513823616).

111210414320 is an abundant number, since it is smaller than the sum of its proper divisors (155817232912).

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

111210414320 is a wasteful number, since it uses less digits than its factorization.

111210414320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20650 (or 20644 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 111210414320 its reverse (23414012111), we get a palindrome (134624426431).

The spelling of 111210414320 in words is "one hundred eleven billion, two hundred ten million, four hundred fourteen thousand, three hundred twenty".