210112021110013 has 4 divisors (see below), whose sum is σ = 229213113938208. Its totient is φ = 191010928281820.

The previous prime is 210112021109957. The next prime is 210112021110041. The reversal of 210112021110013 is 310011120211012.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210112021110013 is a prime.

It is a super-2 number, since 2×210112021110013² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210112021110413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9550546414081 + ... + 9550546414102.

It is an arithmetic number, because the mean of its divisors is an integer number (57303278484552).

Almost surely, 2^{210112021110013} is an apocalyptic number.

It is an amenable number.

210112021110013 is a deficient number, since it is larger than the sum of its proper divisors (19101092828195).

210112021110013 is a wasteful number, since it uses less digits than its factorization.

210112021110013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19101092828194.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 210112021110013 its reverse (310011120211012), we get a palindrome (520123141321025).

The spelling of 210112021110013 in words is "two hundred ten trillion, one hundred twelve billion, twenty-one million, one hundred ten thousand, thirteen".