212020330110 has 16 divisors (see below), whose sum is σ = 508848792336. Its totient is φ = 56538754688.

The previous prime is 212020330073. The next prime is 212020330163. The reversal of 212020330110 is 11033020212.

It is a super-2 number, since 2×212020330110² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 212020330110.

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, 3533672139 + ... + 3533672198.

It is an arithmetic number, because the mean of its divisors is an integer number (31803049521).

Almost surely, 2^212020330110 is an apocalyptic number.

212020330110 is an abundant number, since it is smaller than the sum of its proper divisors (296828462226).

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

212020330110 is a wasteful number, since it uses less digits than its factorization.

212020330110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067344347.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 212020330110 its reverse (11033020212), we get a palindrome (223053350322).

The spelling of 212020330110 in words is "two hundred twelve billion, twenty million, three hundred thirty thousand, one hundred ten".