20112023300111 has 16 divisors (see below), whose sum is σ = 21281156822016. Its totient is φ = 18969051135936.

The previous prime is 20112023300107. The next prime is 20112023300113. The reversal of 20112023300111 is 11100332021102.

It is a cyclic number.

It is not a de Polignac number, because 20112023300111 - 2² = 20112023300107 is a prime.

It is a super-2 number, since 2×20112023300111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20112023300111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112023300113) 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, 17666195 + ... + 18770148.

It is an arithmetic number, because the mean of its divisors is an integer number (1330072301376).

Almost surely, 2^{20112023300111} is an apocalyptic number.

20112023300111 is a deficient number, since it is larger than the sum of its proper divisors (1169133521905).

20112023300111 is a wasteful number, since it uses less digits than its factorization.

20112023300111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36436702.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 20112023300111 its reverse (11100332021102), we get a palindrome (31212355321213).

The spelling of 20112023300111 in words is "twenty trillion, one hundred twelve billion, twenty-three million, three hundred thousand, one hundred eleven".