122209999999 has 8 divisors (see below), whose sum is σ = 126439027920. Its totient is φ = 117981964800.

The previous prime is 122209999949. The next prime is 122210000039. The reversal of 122209999999 is 999999902221.

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 122209999999 - 2¹¹ = 122209997951 is a prime.

122209999999 is a modest number, since divided by 999999 gives 122209 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122209999939) 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, 6744 + ... + 494434.

It is an arithmetic number, because the mean of its divisors is an integer number (15804878490).

Almost surely, 2^122209999999 is an apocalyptic number.

122209999999 is a deficient number, since it is larger than the sum of its proper divisors (4229027921).

122209999999 is an equidigital number, since it uses as much as digits as its factorization.

122209999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496361.

The product of its (nonzero) digits is 38263752, while the sum is 70.

The spelling of 122209999999 in words is "one hundred twenty-two billion, two hundred nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".