2420113721215 has 16 divisors (see below), whose sum is σ = 3058724809728. Its totient is φ = 1834605499936.

The previous prime is 2420113721189. The next prime is 2420113721243. The reversal of 2420113721215 is 5121273110242.

It is a cyclic number.

It is not a de Polignac number, because 2420113721215 - 2²³ = 2420105332607 is a prime.

It is a super-2 number, since 2×2420113721215² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98326327 + ... + 98350936.

It is an arithmetic number, because the mean of its divisors is an integer number (191170300608).

Almost surely, 2^{2420113721215} is an apocalyptic number.

2420113721215 is a deficient number, since it is larger than the sum of its proper divisors (638611088513).

2420113721215 is a wasteful number, since it uses less digits than its factorization.

2420113721215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196677398.

The product of its (nonzero) digits is 6720, while the sum is 31.

Adding to 2420113721215 its reverse (5121273110242), we get a palindrome (7541386831457).

The spelling of 2420113721215 in words is "two trillion, four hundred twenty billion, one hundred thirteen million, seven hundred twenty-one thousand, two hundred fifteen".