10402242420 has 24 divisors (see below), whose sum is σ = 29126278944. Its totient is φ = 2773931296.

The previous prime is 10402242413. The next prime is 10402242457. The reversal of 10402242420 is 2424220401.

10402242420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 86685294 + ... + 86685413.

It is an arithmetic number, because the mean of its divisors is an integer number (1213594956).

Almost surely, 2^10402242420 is an apocalyptic number.

10402242420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10402242420 is an abundant number, since it is smaller than the sum of its proper divisors (18724036524).

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

10402242420 is a wasteful number, since it uses less digits than its factorization.

10402242420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173370719 (or 173370717 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 10402242420 its reverse (2424220401), we get a palindrome (12826462821).

The spelling of 10402242420 in words is "ten billion, four hundred two million, two hundred forty-two thousand, four hundred twenty".