133021021032 has 48 divisors (see below), whose sum is σ = 364605827040. Its totient is φ = 43806117408.

The previous prime is 133021021013. The next prime is 133021021037. The reversal of 133021021032 is 230120120331.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 133021020996 and 133021021014.

It is not an unprimeable number, because it can be changed into a prime (133021021037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11123628 + ... + 11135579.

It is an arithmetic number, because the mean of its divisors is an integer number (7595954730).

Almost surely, 2^133021021032 is an apocalyptic number.

133021021032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133021021032 is an abundant number, since it is smaller than the sum of its proper divisors (231584806008).

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

133021021032 is a wasteful number, since it uses less digits than its factorization.

133021021032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22259302 (or 22259295 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 133021021032 its reverse (230120120331), we get a palindrome (363141141363).

The spelling of 133021021032 in words is "one hundred thirty-three billion, twenty-one million, twenty-one thousand, thirty-two".