133101201000 has 64 divisors (see below), whose sum is σ = 415275756480. Its totient is φ = 35493652800.

The previous prime is 133101200989. The next prime is 133101201001. The reversal of 133101201000 is 102101331.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (133101201001) 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, 22180534 + ... + 22186533.

It is an arithmetic number, because the mean of its divisors is an integer number (6488683695).

Almost surely, 2^133101201000 is an apocalyptic number.

133101201000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133101201000 is an abundant number, since it is smaller than the sum of its proper divisors (282174555480).

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

133101201000 is a wasteful number, since it uses less digits than its factorization.

133101201000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44367091 (or 44367077 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 133101201000 its reverse (102101331), we get a palindrome (133203302331).

The spelling of 133101201000 in words is "one hundred thirty-three billion, one hundred one million, two hundred one thousand".