212310220021110 has 96 divisors (see below), whose sum is σ = 584481464854560. Its totient is φ = 53285345086464.

The previous prime is 212310220021099. The next prime is 212310220021121. The reversal of 212310220021110 is 11120022013212.

212310220021110 is a `hidden beast` number, since 2 + 1 + 2 + 310 + 220 + 0 + 21 + 110 = 666.

212310220021110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (212310220021099) and next prime (212310220021121).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 285155284 + ... + 285898856.

It is an arithmetic number, because the mean of its divisors is an integer number (6088348592235).

Almost surely, 2^{212310220021110} is an apocalyptic number.

212310220021110 is an abundant number, since it is smaller than the sum of its proper divisors (372171244833450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212310220021110 is a wasteful number, since it uses less digits than its factorization.

212310220021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930222 (or 930219 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 212310220021110 its reverse (11120022013212), we get a palindrome (223430242034322).

The spelling of 212310220021110 in words is "two hundred twelve trillion, three hundred ten billion, two hundred twenty million, twenty-one thousand, one hundred ten".