133320001031 has 4 divisors (see below), whose sum is σ = 152365715472. Its totient is φ = 114274286592.

The previous prime is 133320001013. The next prime is 133320001033. The reversal of 133320001031 is 130100023331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133320001031 - 2⁶ = 133320000967 is a prime.

It is a super-2 number, since 2×133320001031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133320001033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9522857210 + ... + 9522857223.

It is an arithmetic number, because the mean of its divisors is an integer number (38091428868).

Almost surely, 2^133320001031 is an apocalyptic number.

133320001031 is a deficient number, since it is larger than the sum of its proper divisors (19045714441).

133320001031 is an equidigital number, since it uses as much as digits as its factorization.

133320001031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19045714440.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 133320001031 its reverse (130100023331), we get a palindrome (263420024362).

The spelling of 133320001031 in words is "one hundred thirty-three billion, three hundred twenty million, one thousand, thirty-one".