122254540000 has 120 divisors (see below), whose sum is σ = 301109370408. Its totient is φ = 48845760000.

The previous prime is 122254539941. The next prime is 122254540021. The reversal of 122254540000 is 45452221.

122254540000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×122254540000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 20417007 + ... + 20422993.

Almost surely, 2^122254540000 is an apocalyptic number.

122254540000 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 122254540000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150554685204).

122254540000 is an abundant number, since it is smaller than the sum of its proper divisors (178854830408).

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

122254540000 is an equidigital number, since it uses as much as digits as its factorization.

122254540000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7038 (or 7015 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 122254540000 its reverse (45452221), we get a palindrome (122299992221).

The spelling of 122254540000 in words is "one hundred twenty-two billion, two hundred fifty-four million, five hundred forty thousand".