212110100112212 has 6 divisors (see below), whose sum is σ = 371192675196378. Its totient is φ = 106055050056104.

The previous prime is 212110100112083. The next prime is 212110100112241. The reversal of 212110100112212 is 212211001011212.

212110100112212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 198418945687876 + 13691154424336 = 14086126^2 + 3700156^2 .

It is a super-2 number, since 2×212110100112212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26513762514023 + ... + 26513762514030.

It is an arithmetic number, because the mean of its divisors is an integer number (61865445866063).

Almost surely, 2^{212110100112212} is an apocalyptic number.

It is an amenable number.

212110100112212 is a deficient number, since it is larger than the sum of its proper divisors (159082575084166).

212110100112212 is a wasteful number, since it uses less digits than its factorization.

212110100112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53027525028057 (or 53027525028055 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 212110100112212 its reverse (212211001011212), we get a palindrome (424321101123424).

The spelling of 212110100112212 in words is "two hundred twelve trillion, one hundred ten billion, one hundred million, one hundred twelve thousand, two hundred twelve".