2421034220023 has 2 divisors, whose sum is σ = 2421034220024. Its totient is φ = 2421034220022.

The previous prime is 2421034219963. The next prime is 2421034220029. The reversal of 2421034220023 is 3200224301242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2421034220023 - 2⁹ = 2421034219511 is a prime.

It is a super-2 number, since 2×2421034220023² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2421034220023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2421034220029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210517110011 + 1210517110012.

It is an arithmetic number, because the mean of its divisors is an integer number (1210517110012).

Almost surely, 2^{2421034220023} is an apocalyptic number.

2421034220023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421034220023 is an equidigital number, since it uses as much as digits as its factorization.

2421034220023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 2421034220023 its reverse (3200224301242), we get a palindrome (5621258521265).

The spelling of 2421034220023 in words is "two trillion, four hundred twenty-one billion, thirty-four million, two hundred twenty thousand, twenty-three".