2111020012223 has 16 divisors (see below), whose sum is σ = 2171465289600. Its totient is φ = 2051243640576.

The previous prime is 2111020012201. The next prime is 2111020012261. The reversal of 2111020012223 is 3222100201112.

It is a cyclic number.

It is not a de Polignac number, because 2111020012223 - 2⁶ = 2111020012159 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 (2111020012723) 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, 8832803 + ... + 9068651.

It is an arithmetic number, because the mean of its divisors is an integer number (135716580600).

Almost surely, 2^{2111020012223} is an apocalyptic number.

2111020012223 is a deficient number, since it is larger than the sum of its proper divisors (60445277377).

2111020012223 is a wasteful number, since it uses less digits than its factorization.

2111020012223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237266.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2111020012223 its reverse (3222100201112), we get a palindrome (5333120213335).

The spelling of 2111020012223 in words is "two trillion, one hundred eleven billion, twenty million, twelve thousand, two hundred twenty-three".