133012123331 has 8 divisors (see below), whose sum is σ = 139152068640. Its totient is φ = 126901912192.

The previous prime is 133012123327. The next prime is 133012123373. The reversal of 133012123331 is 133321210331.

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 133012123331 - 2² = 133012123327 is a prime.

It is a super-2 number, since 2×133012123331² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133012123297 and 133012123306.

It is not an unprimeable number, because it can be changed into a prime (133012123301) 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, 7424390 + ... + 7442283.

It is an arithmetic number, because the mean of its divisors is an integer number (17394008580).

Almost surely, 2^133012123331 is an apocalyptic number.

133012123331 is a deficient number, since it is larger than the sum of its proper divisors (6139945309).

133012123331 is a wasteful number, since it uses less digits than its factorization.

133012123331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14867085.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 133012123331 its reverse (133321210331), we get a palindrome (266333333662).

The spelling of 133012123331 in words is "one hundred thirty-three billion, twelve million, one hundred twenty-three thousand, three hundred thirty-one".