2420120321023 has 8 divisors (see below), whose sum is σ = 2479168769616. Its totient is φ = 2361072878400.

The previous prime is 2420120320999. The next prime is 2420120321039. The reversal of 2420120321023 is 3201230210242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2420120321023 - 2¹⁷ = 2420120189951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2420120320985 and 2420120321003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420120321923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7491640 + ... + 7808002.

It is an arithmetic number, because the mean of its divisors is an integer number (309896096202).

Almost surely, 2^{2420120321023} is an apocalyptic number.

2420120321023 is a deficient number, since it is larger than the sum of its proper divisors (59048448593).

2420120321023 is a wasteful number, since it uses less digits than its factorization.

2420120321023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502985.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2420120321023 its reverse (3201230210242), we get a palindrome (5621350531265).

The spelling of 2420120321023 in words is "two trillion, four hundred twenty billion, one hundred twenty million, three hundred twenty-one thousand, twenty-three".