212200111120210 has 32 divisors (see below), whose sum is σ = 385743717951984. Its totient is φ = 84039270240000.

The previous prime is 212200111120163. The next prime is 212200111120211. The reversal of 212200111120210 is 12021111002212.

It can be written as a sum of positive squares in 8 ways, for example, as 122072600530609 + 90127510589601 = 11048647^2 + 9493551^2 .

It is not an unprimeable number, because it can be changed into a prime (212200111120211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 362156880 + ... + 362742340.

Almost surely, 2^{212200111120210} is an apocalyptic number.

212200111120210 is a deficient number, since it is larger than the sum of its proper divisors (173543606831774).

212200111120210 is a wasteful number, since it uses less digits than its factorization.

212200111120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944430.

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

Adding to 212200111120210 its reverse (12021111002212), we get a palindrome (224221222122422).

The spelling of 212200111120210 in words is "two hundred twelve trillion, two hundred billion, one hundred eleven million, one hundred twenty thousand, two hundred ten".