2209420023 has 32 divisors (see below), whose sum is σ = 3086688000. Its totient is φ = 1405299168.

The previous prime is 2209420019. The next prime is 2209420033. The reversal of 2209420023 is 3200249022.

2209420023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2209420023 - 2² = 2209420019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2209419975 and 2209420002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2209420033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14072661 + ... + 14072817.

It is an arithmetic number, because the mean of its divisors is an integer number (96459000).

Almost surely, 2^2209420023 is an apocalyptic number.

2209420023 is a deficient number, since it is larger than the sum of its proper divisors (877267977).

2209420023 is an frugal number, since it uses more digits than its factorization.

2209420023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2209420023 is about 47004.4681174035. The cubic root of 2209420023 is about 1302.4451069123.

Adding to 2209420023 its reverse (3200249022), we get a palindrome (5409669045).

The spelling of 2209420023 in words is "two billion, two hundred nine million, four hundred twenty thousand, twenty-three".