11231425122400 has 216 divisors, whose sum is σ = 31913945111160. Its totient is φ = 3848516259840.

The previous prime is 11231425122389. The next prime is 11231425122419. The reversal of 11231425122400 is 422152413211.

It is a happy number.

It is a super-2 number, since 2×11231425122400² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

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 35 ways as a sum of consecutive naturals, for example, 67458456 + ... + 67624744.

It is an arithmetic number, because the mean of its divisors is an integer number (147749745885).

Almost surely, 2^{11231425122400} is an apocalyptic number.

11231425122400 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 11231425122400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15956972555580).

11231425122400 is an abundant number, since it is smaller than the sum of its proper divisors (20682519988760).

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

11231425122400 is a wasteful number, since it uses less digits than its factorization.

11231425122400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168046 (or 168026 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 11231425122400 its reverse (422152413211), we get a palindrome (11653577535611).

The spelling of 11231425122400 in words is "eleven trillion, two hundred thirty-one billion, four hundred twenty-five million, one hundred twenty-two thousand, four hundred".