212120200000102 has 8 divisors (see below), whose sum is σ = 318209813092512. Its totient is φ = 106050262302600.

The previous prime is 212120200000099. The next prime is 212120200000201. The reversal of 212120200000102 is 201000002021212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4918821774 + ... + 4918864897.

It is an arithmetic number, because the mean of its divisors is an integer number (39776226636564).

Almost surely, 2^{212120200000102} is an apocalyptic number.

212120200000102 is a deficient number, since it is larger than the sum of its proper divisors (106089613092410).

212120200000102 is a wasteful number, since it uses less digits than its factorization.

212120200000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9837697454.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 212120200000102 its reverse (201000002021212), we get a palindrome (413120202021314).

The spelling of 212120200000102 in words is "two hundred twelve trillion, one hundred twenty billion, two hundred million, one hundred two", and thus it is an aban number.