1053521222125 has 32 divisors (see below), whose sum is σ = 1386298892160. Its totient is φ = 797128560000.

The previous prime is 1053521222113. The next prime is 1053521222129. The reversal of 1053521222125 is 5212221253501.

It is not a de Polignac number, because 1053521222125 - 2⁵ = 1053521222093 is a prime.

It is a super-2 number, since 2×1053521222125² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053521222129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1058334 + ... + 1796416.

It is an arithmetic number, because the mean of its divisors is an integer number (43321840380).

Almost surely, 2^{1053521222125} is an apocalyptic number.

It is an amenable number.

1053521222125 is a deficient number, since it is larger than the sum of its proper divisors (332777670035).

1053521222125 is an equidigital number, since it uses as much as digits as its factorization.

1053521222125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738718 (or 738708 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 1053521222125 its reverse (5212221253501), we get a palindrome (6265742475626).

The spelling of 1053521222125 in words is "one trillion, fifty-three billion, five hundred twenty-one million, two hundred twenty-two thousand, one hundred twenty-five".