133120231002 has 40 divisors (see below), whose sum is σ = 325405013472. Its totient is φ = 40339463400.

The previous prime is 133120230979. The next prime is 133120231019. The reversal of 133120231002 is 200132021331.

133120231002 is a `hidden beast` number, since 1 + 331 + 20 + 2 + 310 + 0 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37349574 + ... + 37353137.

Almost surely, 2^133120231002 is an apocalyptic number.

133120231002 is an abundant number, since it is smaller than the sum of its proper divisors (192284782470).

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

133120231002 is a wasteful number, since it uses less digits than its factorization.

133120231002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74702736 (or 74702727 counting only the distinct ones).

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

Adding to 133120231002 its reverse (200132021331), we get a palindrome (333252252333).

The spelling of 133120231002 in words is "one hundred thirty-three billion, one hundred twenty million, two hundred thirty-one thousand, two".