1503221625132 has 24 divisors (see below), whose sum is σ = 3543677098416. Its totient is φ = 495908164608.

The previous prime is 1503221625131. The next prime is 1503221625173. The reversal of 1503221625132 is 2315261223051.

It is a super-2 number, since 2×1503221625132² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1503221625093 and 1503221625102.

It is not an unprimeable number, because it can be changed into a prime (1503221625131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645712593 + ... + 645714920.

It is an arithmetic number, because the mean of its divisors is an integer number (147653212434).

Almost surely, 2^{1503221625132} is an apocalyptic number.

1503221625132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1503221625132 is an abundant number, since it is smaller than the sum of its proper divisors (2040455473284).

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

1503221625132 is a wasteful number, since it uses less digits than its factorization.

1503221625132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291427617 (or 1291427615 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 1503221625132 its reverse (2315261223051), we get a palindrome (3818482848183).

The spelling of 1503221625132 in words is "one trillion, five hundred three billion, two hundred twenty-one million, six hundred twenty-five thousand, one hundred thirty-two".