2400122033221 has 16 divisors (see below), whose sum is σ = 2772591259968. Its totient is φ = 2053389395200.

The previous prime is 2400122033213. The next prime is 2400122033251. The reversal of 2400122033221 is 1223302210042.

2400122033221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2400122033221 - 2³ = 2400122033213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2400122033192 and 2400122033201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400122033251) 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, 1438206 + ... + 2620816.

It is an arithmetic number, because the mean of its divisors is an integer number (173286953748).

Almost surely, 2^{2400122033221} is an apocalyptic number.

It is an amenable number.

2400122033221 is a deficient number, since it is larger than the sum of its proper divisors (372469226747).

2400122033221 is a wasteful number, since it uses less digits than its factorization.

2400122033221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193492.

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

Adding to 2400122033221 its reverse (1223302210042), we get a palindrome (3623424243263).

The spelling of 2400122033221 in words is "two trillion, four hundred billion, one hundred twenty-two million, thirty-three thousand, two hundred twenty-one".