11922170507 has 8 divisors (see below), whose sum is σ = 12840765840. Its totient is φ = 11003790240.

The previous prime is 11922170501. The next prime is 11922170537. The reversal of 11922170507 is 70507122911.

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

It is a cyclic number.

It is not a de Polignac number, because 11922170507 - 2¹⁸ = 11921908363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11922170501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72344 + ... + 170522.

It is an arithmetic number, because the mean of its divisors is an integer number (1605095730).

Almost surely, 2^11922170507 is an apocalyptic number.

11922170507 is a deficient number, since it is larger than the sum of its proper divisors (918595333).

11922170507 is an equidigital number, since it uses as much as digits as its factorization.

11922170507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107533.

The product of its (nonzero) digits is 8820, while the sum is 35.

The spelling of 11922170507 in words is "eleven billion, nine hundred twenty-two million, one hundred seventy thousand, five hundred seven".