22130221203125 has 56 divisors (see below), whose sum is σ = 33278105284800. Its totient is φ = 14376322800000.

The previous prime is 22130221203089. The next prime is 22130221203143. The reversal of 22130221203125 is 52130212203122.

It is a happy number.

It is not a de Polignac number, because 22130221203125 - 2²² = 22130217008821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22130221203094 and 22130221203103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 3246440 + ... + 7402689.

Almost surely, 2^{22130221203125} is an apocalyptic number.

22130221203125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22130221203125 is a deficient number, since it is larger than the sum of its proper divisors (11147884081675).

22130221203125 is an frugal number, since it uses more digits than its factorization.

22130221203125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10649185 (or 10649160 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 22130221203125 its reverse (52130212203122), we get a palindrome (74260433406247).

The spelling of 22130221203125 in words is "twenty-two trillion, one hundred thirty billion, two hundred twenty-one million, two hundred three thousand, one hundred twenty-five".