2123202022223 has 16 divisors (see below), whose sum is σ = 2225611904256. Its totient is φ = 2021638153920.

The previous prime is 2123202022219. The next prime is 2123202022231. The reversal of 2123202022223 is 3222202023212.

It is not a de Polignac number, because 2123202022223 - 2² = 2123202022219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123202022423) 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, 21015836 + ... + 21116622.

It is an arithmetic number, because the mean of its divisors is an integer number (139100744016).

Almost surely, 2^{2123202022223} is an apocalyptic number.

2123202022223 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2123202022223 is a deficient number, since it is larger than the sum of its proper divisors (102409882033).

2123202022223 is a wasteful number, since it uses less digits than its factorization.

2123202022223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104974.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 2123202022223 its reverse (3222202023212), we get a palindrome (5345404045435).

The spelling of 2123202022223 in words is "two trillion, one hundred twenty-three billion, two hundred two million, twenty-two thousand, two hundred twenty-three".