10100013210123 has 4 divisors (see below), whose sum is σ = 13466684280168. Its totient is φ = 6733342140080.

The previous prime is 10100013210121. The next prime is 10100013210163. The reversal of 10100013210123 is 32101231000101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10100013210123 - 2¹ = 10100013210121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10100013210121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1683335535018 + ... + 1683335535023.

It is an arithmetic number, because the mean of its divisors is an integer number (3366671070042).

Almost surely, 2^{10100013210123} is an apocalyptic number.

10100013210123 is a deficient number, since it is larger than the sum of its proper divisors (3366671070045).

10100013210123 is an equidigital number, since it uses as much as digits as its factorization.

10100013210123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3366671070044.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10100013210123 its reverse (32101231000101), we get a palindrome (42201244210224).

The spelling of 10100013210123 in words is "ten trillion, one hundred billion, thirteen million, two hundred ten thousand, one hundred twenty-three".