10020200212111 has 4 divisors (see below), whose sum is σ = 10022925317832. Its totient is φ = 10017475106392.

The previous prime is 10020200212091. The next prime is 10020200212123. The reversal of 10020200212111 is 11121200202001.

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 10020200212111 - 2¹⁵ = 10020200179343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10020200212091 and 10020200212100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020200215111) 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, 1362547345 + ... + 1362554698.

It is an arithmetic number, because the mean of its divisors is an integer number (2505731329458).

Almost surely, 2^{10020200212111} is an apocalyptic number.

10020200212111 is a deficient number, since it is larger than the sum of its proper divisors (2725105721).

10020200212111 is an equidigital number, since it uses as much as digits as its factorization.

10020200212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725105720.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10020200212111 its reverse (11121200202001), we get a palindrome (21141400414112).

The spelling of 10020200212111 in words is "ten trillion, twenty billion, two hundred million, two hundred twelve thousand, one hundred eleven".