133001020988 has 24 divisors (see below), whose sum is σ = 254009710080. Its totient is φ = 60431516720.

The previous prime is 133001020967. The next prime is 133001020991. The reversal of 133001020988 is 889020100331.

It is a super-2 number, since 2×133001020988² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472556 + ... + 699507.

It is an arithmetic number, because the mean of its divisors is an integer number (10583737920).

Almost surely, 2^133001020988 is an apocalyptic number.

It is an amenable number.

133001020988 is a deficient number, since it is larger than the sum of its proper divisors (121008689092).

133001020988 is a wasteful number, since it uses less digits than its factorization.

133001020988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174657 (or 1174655 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 133001020988 in words is "one hundred thirty-three billion, one million, twenty thousand, nine hundred eighty-eight".