133203123130 has 64 divisors (see below), whose sum is σ = 300092159232. Its totient is φ = 41356247040.

The previous prime is 133203123113. The next prime is 133203123139. The reversal of 133203123130 is 31321302331.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (133203123139) 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, 138669 + ... + 534448.

It is an arithmetic number, because the mean of its divisors is an integer number (4688939988).

Almost surely, 2^133203123130 is an apocalyptic number.

133203123130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133203123130 is an abundant number, since it is smaller than the sum of its proper divisors (166889036102).

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

133203123130 is a wasteful number, since it uses less digits than its factorization.

133203123130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673399.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 133203123130 its reverse (31321302331), we get a palindrome (164524425461).

The spelling of 133203123130 in words is "one hundred thirty-three billion, two hundred three million, one hundred twenty-three thousand, one hundred thirty".