133310121000 has 128 divisors (see below), whose sum is σ = 475345877760. Its totient is φ = 30470880000.

The previous prime is 133310120971. The next prime is 133310121001. The reversal of 133310121000 is 121013331.

It is a super-2 number, since 2×133310121000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (133310121001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3153051 + ... + 3195050.

It is an arithmetic number, because the mean of its divisors is an integer number (3713639670).

Almost surely, 2^133310121000 is an apocalyptic number.

133310121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133310121000 is an abundant number, since it is smaller than the sum of its proper divisors (342035756760).

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

133310121000 is a wasteful number, since it uses less digits than its factorization.

133310121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6348132 (or 6348118 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 133310121000 its reverse (121013331), we get a palindrome (133431134331).

The spelling of 133310121000 in words is "one hundred thirty-three billion, three hundred ten million, one hundred twenty-one thousand".