122254205000 has 40 divisors (see below), whose sum is σ = 286441614030. Its totient is φ = 48901680000.

The previous prime is 122254204967. The next prime is 122254205041. The reversal of 122254205000 is 502452221.

It can be written as a sum of positive squares in 5 ways, for example, as 3172618276 + 119081586724 = 56326^2 + 345082^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12220421 + ... + 12230420.

Almost surely, 2^122254205000 is an apocalyptic number.

122254205000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122254205000 is an abundant number, since it is smaller than the sum of its proper divisors (164187409030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122254205000 is an equidigital number, since it uses as much as digits as its factorization.

122254205000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24450867 (or 24450848 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

Adding to 122254205000 its reverse (502452221), we get a palindrome (122756657221).

The spelling of 122254205000 in words is "one hundred twenty-two billion, two hundred fifty-four million, two hundred five thousand".