133013223011 has 4 divisors (see below), whose sum is σ = 133268527224. Its totient is φ = 132757918800.

The previous prime is 133013222987. The next prime is 133013223041. The reversal of 133013223011 is 110322310331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133013223011 is a prime.

It is a super-2 number, since 2×133013223011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133013223041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127651325 + ... + 127652366.

It is an arithmetic number, because the mean of its divisors is an integer number (33317131806).

Almost surely, 2^133013223011 is an apocalyptic number.

133013223011 is a deficient number, since it is larger than the sum of its proper divisors (255304213).

133013223011 is an equidigital number, since it uses as much as digits as its factorization.

133013223011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255304212.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 133013223011 its reverse (110322310331), we get a palindrome (243335533342).

The spelling of 133013223011 in words is "one hundred thirty-three billion, thirteen million, two hundred twenty-three thousand, eleven".