20111233001013 has 40 divisors (see below), whose sum is σ = 37455841368000. Its totient is φ = 10447393763520.

The previous prime is 20111233001009. The next prime is 20111233001039. The reversal of 20111233001013 is 31010033211102.

20111233001013 is a `hidden beast` number, since 201 + 112 + 330 + 0 + 10 + 13 = 666.

It is not a de Polignac number, because 20111233001013 - 2² = 20111233001009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20111233001053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1612245888 + ... + 1612258361.

It is an arithmetic number, because the mean of its divisors is an integer number (936396034200).

Almost surely, 2^{20111233001013} is an apocalyptic number.

It is an amenable number.

20111233001013 is a deficient number, since it is larger than the sum of its proper divisors (17344608366987).

20111233001013 is a wasteful number, since it uses less digits than its factorization.

20111233001013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3224504279 (or 3224504270 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 20111233001013 its reverse (31010033211102), we get a palindrome (51121266212115).

The spelling of 20111233001013 in words is "twenty trillion, one hundred eleven billion, two hundred thirty-three million, one thousand, thirteen".