212220200102 has 4 divisors (see below), whose sum is σ = 318330300156. Its totient is φ = 106110100050.

The previous prime is 212220200099. The next prime is 212220200141. The reversal of 212220200102 is 201002022212.

It is a semiprime because it is the product of two primes.

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, 53055050024 + ... + 53055050027.

It is an arithmetic number, because the mean of its divisors is an integer number (79582575039).

Almost surely, 2^212220200102 is an apocalyptic number.

212220200102 is a deficient number, since it is larger than the sum of its proper divisors (106110100054).

212220200102 is a wasteful number, since it uses less digits than its factorization.

212220200102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106110100053.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 212220200102 its reverse (201002022212), we get a palindrome (413222222314).

The spelling of 212220200102 in words is "two hundred twelve billion, two hundred twenty million, two hundred thousand, one hundred two".