117215122 has 8 divisors (see below), whose sum is σ = 175896396. Its totient is φ = 58582992.

The previous prime is 117215113. The next prime is 117215141. The reversal of 117215122 is 221512711.

It can be written as a sum of positive squares in 2 ways, for example, as 112975641 + 4239481 = 10629^2 + 2059^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 117215093 and 117215102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5593 + ... + 16300.

Almost surely, 2^117215122 is an apocalyptic number.

117215122 is a deficient number, since it is larger than the sum of its proper divisors (58681274).

117215122 is a wasteful number, since it uses less digits than its factorization.

117215122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24572.

The product of its digits is 280, while the sum is 22.

The square root of 117215122 is about 10826.5932776659. The cubic root of 117215122 is about 489.3969006497.

Adding to 117215122 its reverse (221512711), we get a palindrome (338727833).

The spelling of 117215122 in words is "one hundred seventeen million, two hundred fifteen thousand, one hundred twenty-two".