212012110102 has 8 divisors (see below), whose sum is σ = 342481100976. Its totient is φ = 97851743112.

The previous prime is 212012110069. The next prime is 212012110111. The reversal of 212012110102 is 201011210212.

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

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 4077155938 + ... + 4077155989.

It is an arithmetic number, because the mean of its divisors is an integer number (42810137622).

Almost surely, 2^212012110102 is an apocalyptic number.

212012110102 is a deficient number, since it is larger than the sum of its proper divisors (130468990874).

212012110102 is a wasteful number, since it uses less digits than its factorization.

212012110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8154311942.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212012110102 its reverse (201011210212), we get a palindrome (413023320314).

The spelling of 212012110102 in words is "two hundred twelve billion, twelve million, one hundred ten thousand, one hundred two".