10643115005020 has 12 divisors (see below), whose sum is σ = 22350541510584. Its totient is φ = 4257246002000.

The previous prime is 10643115005011. The next prime is 10643115005077. The reversal of 10643115005020 is 2050051134601.

It is a super-2 number, since 2×10643115005020² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10643115005020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266077875106 + ... + 266077875145.

It is an arithmetic number, because the mean of its divisors is an integer number (1862545125882).

Almost surely, 2^{10643115005020} is an apocalyptic number.

10643115005020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10643115005020 is an abundant number, since it is smaller than the sum of its proper divisors (11707426505564).

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

10643115005020 is a wasteful number, since it uses less digits than its factorization.

10643115005020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532155750260 (or 532155750258 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 10643115005020 its reverse (2050051134601), we get a palindrome (12693166139621).

The spelling of 10643115005020 in words is "ten trillion, six hundred forty-three billion, one hundred fifteen million, five thousand, twenty".