122804889199 has 4 divisors (see below), whose sum is σ = 129268304440. Its totient is φ = 116341473960.

The previous prime is 122804889197. The next prime is 122804889247. The reversal of 122804889199 is 991988408221.

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 122804889199 - 2¹ = 122804889197 is a prime.

It is a super-2 number, since 2×122804889199² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122804889197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3231707592 + ... + 3231707629.

It is an arithmetic number, because the mean of its divisors is an integer number (32317076110).

Almost surely, 2^122804889199 is an apocalyptic number.

122804889199 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

122804889199 is a deficient number, since it is larger than the sum of its proper divisors (6463415241).

122804889199 is an equidigital number, since it uses as much as digits as its factorization.

122804889199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6463415240.

The product of its (nonzero) digits is 5971968, while the sum is 61.

The spelling of 122804889199 in words is "one hundred twenty-two billion, eight hundred four million, eight hundred eighty-nine thousand, one hundred ninety-nine".