4120021302215 has 16 divisors (see below), whose sum is σ = 6084954539328. Its totient is φ = 2607837659136.

The previous prime is 4120021302209. The next prime is 4120021302251. The reversal of 4120021302215 is 5122031200214.

It is a cyclic number.

It is not a de Polignac number, because 4120021302215 - 2¹⁸ = 4120021040071 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4527495482 + ... + 4527496391.

It is an arithmetic number, because the mean of its divisors is an integer number (380309658708).

Almost surely, 2^{4120021302215} is an apocalyptic number.

4120021302215 is a deficient number, since it is larger than the sum of its proper divisors (1964933237113).

4120021302215 is a wasteful number, since it uses less digits than its factorization.

4120021302215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9054991898.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 4120021302215 its reverse (5122031200214), we get a palindrome (9242052502429).

The spelling of 4120021302215 in words is "four trillion, one hundred twenty billion, twenty-one million, three hundred two thousand, two hundred fifteen".