111355690000 has 225 divisors, whose sum is σ = 279395932651. Its totient is φ = 42980560000.

The previous prime is 111355689989. The next prime is 111355690001. The reversal of 111355690000 is 96553111.

The square root of 111355690000 is 333700.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 8730286096 + 102625403904 = 93436^2 + 320352^2 .

It is a super-2 number, since 2×111355690000² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111355690001) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1568389965 + ... + 1568390035.

Almost surely, 2^111355690000 is an apocalyptic number.

111355690000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111355690000 is the 333700-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111355690000

111355690000 is an abundant number, since it is smaller than the sum of its proper divisors (168040242651).

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

111355690000 is an frugal number, since it uses more digits than its factorization.

111355690000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 31.

The spelling of 111355690000 in words is "one hundred eleven billion, three hundred fifty-five million, six hundred ninety thousand".