133031032311 has 8 divisors (see below), whose sum is σ = 177980085360. Its totient is φ = 88384667072.

The previous prime is 133031032273. The next prime is 133031032327. The reversal of 133031032311 is 113230130331.

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 133031032311 - 2⁹ = 133031031799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133031030311) 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, 75670926 + ... + 75672683.

It is an arithmetic number, because the mean of its divisors is an integer number (22247510670).

Almost surely, 2^133031032311 is an apocalyptic number.

133031032311 is a deficient number, since it is larger than the sum of its proper divisors (44949053049).

133031032311 is a wasteful number, since it uses less digits than its factorization.

133031032311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151343905.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 133031032311 its reverse (113230130331), we get a palindrome (246261162642).

The spelling of 133031032311 in words is "one hundred thirty-three billion, thirty-one million, thirty-two thousand, three hundred eleven".