2111220303023 has 16 divisors (see below), whose sum is σ = 2284095756096. Its totient is φ = 1939861198080.

The previous prime is 2111220302999. The next prime is 2111220303041. The reversal of 2111220303023 is 3203030221112.

It is not a de Polignac number, because 2111220303023 - 2³⁶ = 2042500826287 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2111220302986 and 2111220303004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111220300023) 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, 2108486 + ... + 2944172.

It is an arithmetic number, because the mean of its divisors is an integer number (142755984756).

Almost surely, 2^{2111220303023} is an apocalyptic number.

2111220303023 is a deficient number, since it is larger than the sum of its proper divisors (172875453073).

2111220303023 is a wasteful number, since it uses less digits than its factorization.

2111220303023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836594.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2111220303023 its reverse (3203030221112), we get a palindrome (5314250524135).

The spelling of 2111220303023 in words is "two trillion, one hundred eleven billion, two hundred twenty million, three hundred three thousand, twenty-three".