2111000020023 has 16 divisors (see below), whose sum is σ = 2856513219840. Its totient is φ = 1386504546624.

The previous prime is 2111000019977. The next prime is 2111000020037. The reversal of 2111000020023 is 3200200001112.

It is not a de Polignac number, because 2111000020023 - 2⁶ = 2111000019959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2111000019990 and 2111000020008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111000020093) 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, 11718286 + ... + 11897067.

It is an arithmetic number, because the mean of its divisors is an integer number (178532076240).

Almost surely, 2^{2111000020023} is an apocalyptic number.

2111000020023 is a deficient number, since it is larger than the sum of its proper divisors (745513199817).

2111000020023 is a wasteful number, since it uses less digits than its factorization.

2111000020023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23615798.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 2111000020023 its reverse (3200200001112), we get a palindrome (5311200021135).

The spelling of 2111000020023 in words is "two trillion, one hundred eleven billion, twenty thousand, twenty-three".