212001122210102 has 4 divisors (see below), whose sum is σ = 318001683315156. Its totient is φ = 106000561105050.

The previous prime is 212001122210099. The next prime is 212001122210117. The reversal of 212001122210102 is 201012221100212.

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, 53000280552524 + ... + 53000280552527.

It is an arithmetic number, because the mean of its divisors is an integer number (79500420828789).

Almost surely, 2^{212001122210102} is an apocalyptic number.

212001122210102 is a deficient number, since it is larger than the sum of its proper divisors (106000561105054).

212001122210102 is a wasteful number, since it uses less digits than its factorization.

212001122210102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106000561105053.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212001122210102 its reverse (201012221100212), we get a palindrome (413013343310314).

The spelling of 212001122210102 in words is "two hundred twelve trillion, one billion, one hundred twenty-two million, two hundred ten thousand, one hundred two".