20213021233113 has 16 divisors (see below), whose sum is σ = 27336789101952. Its totient is φ = 13282390800000.

The previous prime is 20213021233103. The next prime is 20213021233129. The reversal of 20213021233113 is 31133212031202.

It is not a de Polignac number, because 20213021233113 - 2¹² = 20213021229017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20213021233103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10399738 + ... + 12189363.

It is an arithmetic number, because the mean of its divisors is an integer number (1708549318872).

Almost surely, 2^{20213021233113} is an apocalyptic number.

It is an amenable number.

20213021233113 is a deficient number, since it is larger than the sum of its proper divisors (7123767868839).

20213021233113 is a wasteful number, since it uses less digits than its factorization.

20213021233113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22593376.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 20213021233113 its reverse (31133212031202), we get a palindrome (51346233264315).

The spelling of 20213021233113 in words is "twenty trillion, two hundred thirteen billion, twenty-one million, two hundred thirty-three thousand, one hundred thirteen".