133012000231 has 8 divisors (see below), whose sum is σ = 145135254528. Its totient is φ = 120893955000.

The previous prime is 133012000223. The next prime is 133012000249. The reversal of 133012000231 is 132000210331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133012000231 - 2³ = 133012000223 is a prime.

It is a super-2 number, since 2×133012000231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133012001231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1248775 + ... + 1351096.

It is an arithmetic number, because the mean of its divisors is an integer number (18141906816).

Almost surely, 2^133012000231 is an apocalyptic number.

133012000231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133012000231 is a deficient number, since it is larger than the sum of its proper divisors (12123254297).

133012000231 is a wasteful number, since it uses less digits than its factorization.

133012000231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2604533.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 133012000231 its reverse (132000210331), we get a palindrome (265012210562).

The spelling of 133012000231 in words is "one hundred thirty-three billion, twelve million, two hundred thirty-one", and thus it is an aban number.