133013232311 has 12 divisors (see below), whose sum is σ = 141317215848. Its totient is φ = 125171716992.

The previous prime is 133013232197. The next prime is 133013232323. The reversal of 133013232311 is 113232310331.

It is not a de Polignac number, because 133013232311 - 2¹⁴ = 133013215927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133013232371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2396405 + ... + 2451281.

It is an arithmetic number, because the mean of its divisors is an integer number (11776434654).

Almost surely, 2^133013232311 is an apocalyptic number.

133013232311 is a deficient number, since it is larger than the sum of its proper divisors (8303983537).

133013232311 is an equidigital number, since it uses as much as digits as its factorization.

133013232311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63298 (or 63281 counting only the distinct ones).

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

Adding to 133013232311 its reverse (113232310331), we get a palindrome (246245542642).

The spelling of 133013232311 in words is "one hundred thirty-three billion, thirteen million, two hundred thirty-two thousand, three hundred eleven".