20013212200111 has 8 divisors (see below), whose sum is σ = 21553610775984. Its totient is φ = 18472945154880.

The previous prime is 20013212200063. The next prime is 20013212200117. The reversal of 20013212200111 is 11100221231002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20013212200111 - 2⁷ = 20013212199983 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 (20013212200117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32566525 + ... + 33175366.

It is an arithmetic number, because the mean of its divisors is an integer number (2694201346998).

Almost surely, 2^{20013212200111} is an apocalyptic number.

20013212200111 is a deficient number, since it is larger than the sum of its proper divisors (1540398575873).

20013212200111 is a wasteful number, since it uses less digits than its factorization.

20013212200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65765321.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 20013212200111 its reverse (11100221231002), we get a palindrome (31113433431113).

The spelling of 20013212200111 in words is "twenty trillion, thirteen billion, two hundred twelve million, two hundred thousand, one hundred eleven".