122995290000 has 600 divisors, whose sum is σ = 450911862016. Its totient is φ = 28828800000.

The previous prime is 122995289993. The next prime is 122995290007. The reversal of 122995290000 is 92599221.

It is an interprime number because it is at equal distance from previous prime (122995289993) and next prime (122995290007).

It is a tau number, because it is divible by the number of its divisors (600).

It is not an unprimeable number, because it can be changed into a prime (122995290007) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 112529454 + ... + 112530546.

Almost surely, 2^122995290000 is an apocalyptic number.

122995290000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122995290000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225455931008).

122995290000 is an abundant number, since it is smaller than the sum of its proper divisors (327916572016).

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

122995290000 is a wasteful number, since it uses less digits than its factorization.

122995290000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 39.

The spelling of 122995290000 in words is "one hundred twenty-two billion, nine hundred ninety-five million, two hundred ninety thousand".