210010012111111 has 6 divisors (see below), whose sum is σ = 223090220478200. Its totient is φ = 197656481986656.

The previous prime is 210010012111079. The next prime is 210010012111121. The reversal of 210010012111111 is 111111210010012.

It is not a de Polignac number, because 210010012111111 - 2⁵ = 210010012111079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210010012111091 and 210010012111100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210010012111121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 363339121011 + ... + 363339121588.

Almost surely, 2^{210010012111111} is an apocalyptic number.

210010012111111 is a deficient number, since it is larger than the sum of its proper divisors (13080208367089).

210010012111111 is an equidigital number, since it uses as much as digits as its factorization.

210010012111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726678242633 (or 726678242616 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 210010012111111 its reverse (111111210010012), we get a palindrome (321121222121123).

It can be divided in two parts, 210010012 and 111111, that multiplied together give a palindrome (23334422443332).

The spelling of 210010012111111 in words is "two hundred ten trillion, ten billion, twelve million, one hundred eleven thousand, one hundred eleven".