2423420223421 has 16 divisors (see below), whose sum is σ = 2490366250944. Its totient is φ = 2356973708544.

The previous prime is 2423420223403. The next prime is 2423420223439. The reversal of 2423420223421 is 1243220243242.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2423420223403) and next prime (2423420223439).

It is a cyclic number.

It is not a de Polignac number, because 2423420223421 - 2²³ = 2423411834813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2423420223451) 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, 11093370 + ... + 11309716.

It is an arithmetic number, because the mean of its divisors is an integer number (155647890684).

Almost surely, 2^{2423420223421} is an apocalyptic number.

It is an amenable number.

2423420223421 is a deficient number, since it is larger than the sum of its proper divisors (66946027523).

2423420223421 is a wasteful number, since it uses less digits than its factorization.

2423420223421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217500.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 2423420223421 its reverse (1243220243242), we get a palindrome (3666640466663).

The spelling of 2423420223421 in words is "two trillion, four hundred twenty-three billion, four hundred twenty million, two hundred twenty-three thousand, four hundred twenty-one".