2402122105520 has 40 divisors (see below), whose sum is σ = 5639156573856. Its totient is φ = 951520209408.

The previous prime is 2402122105463. The next prime is 2402122105529. The reversal of 2402122105520 is 255012212042.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 2402122105520.

It is not an unprimeable number, because it can be changed into a prime (2402122105529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145751597 + ... + 145768076.

Almost surely, 2^{2402122105520} is an apocalyptic number.

2402122105520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2402122105520 is an abundant number, since it is smaller than the sum of its proper divisors (3237034468336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2402122105520 is a wasteful number, since it uses less digits than its factorization.

2402122105520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291519789 (or 291519783 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 2402122105520 its reverse (255012212042), we get a palindrome (2657134317562).

The spelling of 2402122105520 in words is "two trillion, four hundred two billion, one hundred twenty-two million, one hundred five thousand, five hundred twenty".