132011021225 has 12 divisors (see below), whose sum is σ = 163852162716. Its totient is φ = 105506561280.

The previous prime is 132011021143. The next prime is 132011021239. The reversal of 132011021225 is 522120110231.

It can be written as a sum of positive squares in 6 ways, for example, as 20440992784 + 111570028441 = 142972^2 + 334021^2 .

It is a de Polignac number, because none of the positive numbers 2^k-132011021225 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132011021197 and 132011021206.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2530052 + ... + 2581701.

It is an arithmetic number, because the mean of its divisors is an integer number (13654346893).

Almost surely, 2^132011021225 is an apocalyptic number.

It is an amenable number.

132011021225 is a deficient number, since it is larger than the sum of its proper divisors (31841141491).

132011021225 is a wasteful number, since it uses less digits than its factorization.

132011021225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5112796 (or 5112791 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 132011021225 its reverse (522120110231), we get a palindrome (654131131456).

The spelling of 132011021225 in words is "one hundred thirty-two billion, eleven million, twenty-one thousand, two hundred twenty-five".