122089540699 has 4 divisors (see below), whose sum is σ = 139530903664. Its totient is φ = 104648177736.

The previous prime is 122089540697. The next prime is 122089540709. The reversal of 122089540699 is 996045980221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122089540699 - 2¹ = 122089540697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122089540693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8720681472 + ... + 8720681485.

It is an arithmetic number, because the mean of its divisors is an integer number (34882725916).

Almost surely, 2^122089540699 is an apocalyptic number.

122089540699 is a deficient number, since it is larger than the sum of its proper divisors (17441362965).

122089540699 is an equidigital number, since it uses as much as digits as its factorization.

122089540699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17441362964.

The product of its (nonzero) digits is 2799360, while the sum is 55.

The spelling of 122089540699 in words is "one hundred twenty-two billion, eighty-nine million, five hundred forty thousand, six hundred ninety-nine".