117221701026 has 32 divisors (see below), whose sum is σ = 249481641600. Its totient is φ = 36590628096.

The previous prime is 117221701013. The next prime is 117221701057. The reversal of 117221701026 is 620107122711.

It is a junction number, because it is equal to n+sod(n) for n = 117221700984 and 117221701002.

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, 2867221 + ... + 2907816.

It is an arithmetic number, because the mean of its divisors is an integer number (7796301300).

Almost surely, 2^117221701026 is an apocalyptic number.

117221701026 is an abundant number, since it is smaller than the sum of its proper divisors (132259940574).

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

117221701026 is a wasteful number, since it uses less digits than its factorization.

117221701026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5775258.

The product of its (nonzero) digits is 2352, while the sum is 30.

Adding to 117221701026 its reverse (620107122711), we get a palindrome (737328823737).

The spelling of 117221701026 in words is "one hundred seventeen billion, two hundred twenty-one million, seven hundred one thousand, twenty-six".