20012223302113 has 4 divisors (see below), whose sum is σ = 22871112345280. Its totient is φ = 17153334258948.

The previous prime is 20012223302101. The next prime is 20012223302117. The reversal of 20012223302113 is 31120332221002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20012223302113 - 2²⁹ = 20011686431201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20012223302117) 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, 1429444521573 + ... + 1429444521586.

It is an arithmetic number, because the mean of its divisors is an integer number (5717778086320).

Almost surely, 2^{20012223302113} is an apocalyptic number.

It is an amenable number.

20012223302113 is a deficient number, since it is larger than the sum of its proper divisors (2858889043167).

20012223302113 is an equidigital number, since it uses as much as digits as its factorization.

20012223302113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858889043166.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20012223302113 its reverse (31120332221002), we get a palindrome (51132555523115).

The spelling of 20012223302113 in words is "twenty trillion, twelve billion, two hundred twenty-three million, three hundred two thousand, one hundred thirteen".