10421040023502 has 16 divisors (see below), whose sum is σ = 21748257440640. Its totient is φ = 3322650442232.

The previous prime is 10421040023467. The next prime is 10421040023519. The reversal of 10421040023502 is 20532004012401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37757391252 + ... + 37757391527.

It is an arithmetic number, because the mean of its divisors is an integer number (1359266090040).

Almost surely, 2^{10421040023502} is an apocalyptic number.

10421040023502 is an abundant number, since it is smaller than the sum of its proper divisors (11327217417138).

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

10421040023502 is a wasteful number, since it uses less digits than its factorization.

10421040023502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75514782807.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 10421040023502 its reverse (20532004012401), we get a palindrome (30953044035903).

The spelling of 10421040023502 in words is "ten trillion, four hundred twenty-one billion, forty million, twenty-three thousand, five hundred two".