212212220022102 has 32 divisors (see below), whose sum is σ = 451873404519264. Its totient is φ = 66208557427200.

The previous prime is 212212220022043. The next prime is 212212220022151. The reversal of 212212220022102 is 201220022212212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5747252149 + ... + 5747289072.

It is an arithmetic number, because the mean of its divisors is an integer number (14121043891227).

Almost surely, 2^{212212220022102} is an apocalyptic number.

212212220022102 is an abundant number, since it is smaller than the sum of its proper divisors (239661184497162).

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

212212220022102 is a wasteful number, since it uses less digits than its factorization.

212212220022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11494541424.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 212212220022102 its reverse (201220022212212), we get a palindrome (413432242234314).

The spelling of 212212220022102 in words is "two hundred twelve trillion, two hundred twelve billion, two hundred twenty million, twenty-two thousand, one hundred two".