22144123441025 has 24 divisors (see below), whose sum is σ = 28051294602240. Its totient is φ = 17333212645760.

The previous prime is 22144123441019. The next prime is 22144123441039. The reversal of 22144123441025 is 52014432144122.

It is not a de Polignac number, because 22144123441025 - 2⁶ = 22144123440961 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1141517 + ... + 6752133.

It is an arithmetic number, because the mean of its divisors is an integer number (1168803941760).

Almost surely, 2^{22144123441025} is an apocalyptic number.

22144123441025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22144123441025 is a deficient number, since it is larger than the sum of its proper divisors (5907171161215).

22144123441025 is a wasteful number, since it uses less digits than its factorization.

22144123441025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5614033 (or 5614028 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 22144123441025 its reverse (52014432144122), we get a palindrome (74158555585147).

The spelling of 22144123441025 in words is "twenty-two trillion, one hundred forty-four billion, one hundred twenty-three million, four hundred forty-one thousand, twenty-five".