212111310110 has 16 divisors (see below), whose sum is σ = 436343266656. Its totient is φ = 72723877728.

The previous prime is 212111310077. The next prime is 212111310127. The reversal of 212111310110 is 11013111212.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1515080717 + ... + 1515080856.

It is an arithmetic number, because the mean of its divisors is an integer number (27271454166).

Almost surely, 2^212111310110 is an apocalyptic number.

212111310110 is an abundant number, since it is smaller than the sum of its proper divisors (224231956546).

212111310110 is a wasteful number, since it uses less digits than its factorization.

212111310110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030161587.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 212111310110 its reverse (11013111212), we get a palindrome (223124421322).

The spelling of 212111310110 in words is "two hundred twelve billion, one hundred eleven million, three hundred ten thousand, one hundred ten".