117142200000 has 840 divisors, whose sum is σ = 496514408544. Its totient is φ = 26749440000.

The previous prime is 117142199969. The next prime is 117142200001. The reversal of 117142200000 is 2241711.

It is a tau number, because it is divible by the number of its divisors (840).

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

It is not an unprimeable number, because it can be changed into a prime (117142200001) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 113399484 + ... + 113400516.

Almost surely, 2^117142200000 is an apocalyptic number.

117142200000 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 117142200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248257204272).

117142200000 is an abundant number, since it is smaller than the sum of its proper divisors (379372208544).

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

117142200000 is an frugal number, since it uses more digits than its factorization.

117142200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089 (or 1050 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

Adding to 117142200000 its reverse (2241711), we get a palindrome (117144441711).

The spelling of 117142200000 in words is "one hundred seventeen billion, one hundred forty-two million, two hundred thousand".