212020220111110 has 64 divisors (see below), whose sum is σ = 390012076742400. Its totient is φ = 82972696780800.

The previous prime is 212020220111101. The next prime is 212020220111179. The reversal of 212020220111110 is 11111022020212.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 25394659 + ... + 32694481.

It is an arithmetic number, because the mean of its divisors is an integer number (6093938699100).

Almost surely, 2^{212020220111110} is an apocalyptic number.

212020220111110 is a deficient number, since it is larger than the sum of its proper divisors (177991856631290).

212020220111110 is a wasteful number, since it uses less digits than its factorization.

212020220111110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7300273.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212020220111110 its reverse (11111022020212), we get a palindrome (223131242131322).

The spelling of 212020220111110 in words is "two hundred twelve trillion, twenty billion, two hundred twenty million, one hundred eleven thousand, one hundred ten".