133234112131 has 8 divisors (see below), whose sum is σ = 136531549728. Its totient is φ = 129938952000.

The previous prime is 133234112101. The next prime is 133234112183. The reversal of 133234112131 is 131211432331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133234112131 is a prime.

It is a super-2 number, since 2×133234112131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133234112096 and 133234112105.

It is not an unprimeable number, because it can be changed into a prime (133234112101) 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, 450615 + ... + 685216.

It is an arithmetic number, because the mean of its divisors is an integer number (17066443716).

Almost surely, 2^133234112131 is an apocalyptic number.

133234112131 is a deficient number, since it is larger than the sum of its proper divisors (3297437597).

133234112131 is a wasteful number, since it uses less digits than its factorization.

133234112131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138733.

The product of its digits is 1296, while the sum is 25.

Adding to 133234112131 its reverse (131211432331), we get a palindrome (264445544462).

The spelling of 133234112131 in words is "one hundred thirty-three billion, two hundred thirty-four million, one hundred twelve thousand, one hundred thirty-one".