212220001022102 has 16 divisors (see below), whose sum is σ = 322166061815472. Its totient is φ = 104831319774720.

The previous prime is 212220001022027. The next prime is 212220001022173. The reversal of 212220001022102 is 201220100022212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83604902 + ... + 86105862.

It is an arithmetic number, because the mean of its divisors is an integer number (20135378863467).

Almost surely, 2^{212220001022102} is an apocalyptic number.

212220001022102 is a deficient number, since it is larger than the sum of its proper divisors (109946060793370).

212220001022102 is a wasteful number, since it uses less digits than its factorization.

212220001022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3012223.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212220001022102 its reverse (201220100022212), we get a palindrome (413440101044314).

The spelling of 212220001022102 in words is "two hundred twelve trillion, two hundred twenty billion, one million, twenty-two thousand, one hundred two".