10204240522420 has 72 divisors (see below), whose sum is σ = 25117788437280. Its totient is φ = 3471889861440.

The previous prime is 10204240522417. The next prime is 10204240522433. The reversal of 10204240522420 is 2422504240201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39613950 + ... + 39870709.

It is an arithmetic number, because the mean of its divisors is an integer number (348858172740).

Almost surely, 2^{10204240522420} is an apocalyptic number.

10204240522420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10204240522420 is an abundant number, since it is smaller than the sum of its proper divisors (14913547914860).

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

10204240522420 is a wasteful number, since it uses less digits than its factorization.

10204240522420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79484813 (or 79484804 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 28.

Adding to 10204240522420 its reverse (2422504240201), we get a palindrome (12626744762621).

The spelling of 10204240522420 in words is "ten trillion, two hundred four billion, two hundred forty million, five hundred twenty-two thousand, four hundred twenty".