133225421244 has 48 divisors (see below), whose sum is σ = 327299548800. Its totient is φ = 42061000896.

The previous prime is 133225421243. The next prime is 133225421261. The reversal of 133225421244 is 442124522331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133225421243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 902454 + ... + 1039650.

It is an arithmetic number, because the mean of its divisors is an integer number (6818740600).

Almost surely, 2^133225421244 is an apocalyptic number.

It is an amenable number.

133225421244 is an abundant number, since it is smaller than the sum of its proper divisors (194074127556).

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

133225421244 is a wasteful number, since it uses less digits than its factorization.

133225421244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141482 (or 141480 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

Adding to 133225421244 its reverse (442124522331), we get a palindrome (575349943575).

The spelling of 133225421244 in words is "one hundred thirty-three billion, two hundred twenty-five million, four hundred twenty-one thousand, two hundred forty-four".