133322231220425 has 24 divisors (see below), whose sum is σ = 178037207727960. Its totient is φ = 98452924531200.

The previous prime is 133322231220401. The next prime is 133322231220439. The reversal of 133322231220425 is 524022132223331.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 11864022247561 + 121458208972864 = 3444419^2 + 11020808^2 .

It is a de Polignac number, because none of the positive numbers 2^k-133322231220425 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91371095 + ... + 92818755.

It is an arithmetic number, because the mean of its divisors is an integer number (7418216988665).

Almost surely, 2^{133322231220425} is an apocalyptic number.

It is an amenable number.

133322231220425 is a deficient number, since it is larger than the sum of its proper divisors (44714976507535).

133322231220425 is a wasteful number, since it uses less digits than its factorization.

133322231220425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731053 (or 1731048 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 133322231220425 its reverse (524022132223331), we get a palindrome (657344363443756).

The spelling of 133322231220425 in words is "one hundred thirty-three trillion, three hundred twenty-two billion, two hundred thirty-one million, two hundred twenty thousand, four hundred twenty-five".