1325432201121 has 32 divisors (see below), whose sum is σ = 2272524595200. Its totient is φ = 747802607760.

The previous prime is 1325432201033. The next prime is 1325432201143. The reversal of 1325432201121 is 1211022345231.

It is a happy number.

1325432201121 is a `hidden beast` number, since 1 + 3 + 2 + 5 + 432 + 201 + 1 + 21 = 666.

It is not a de Polignac number, because 1325432201121 - 2⁷ = 1325432200993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1325432201321) 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, 44370315 + ... + 44400176.

It is an arithmetic number, because the mean of its divisors is an integer number (71016393600).

Almost surely, 2^{1325432201121} is an apocalyptic number.

It is an amenable number.

1325432201121 is a deficient number, since it is larger than the sum of its proper divisors (947092394079).

1325432201121 is an equidigital number, since it uses as much as digits as its factorization.

1325432201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88770586 (or 88770580 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 1325432201121 its reverse (1211022345231), we get a palindrome (2536454546352).

The spelling of 1325432201121 in words is "one trillion, three hundred twenty-five billion, four hundred thirty-two million, two hundred one thousand, one hundred twenty-one".