212110120001 has 32 divisors (see below), whose sum is σ = 242860464000. Its totient is φ = 183826782720.

The previous prime is 212110119979. The next prime is 212110120003. The reversal of 212110120001 is 100021011212.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212110120001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212110120003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4722950 + ... + 4767648.

It is an arithmetic number, because the mean of its divisors is an integer number (7589389500).

Almost surely, 2^212110120001 is an apocalyptic number.

It is an amenable number.

212110120001 is a deficient number, since it is larger than the sum of its proper divisors (30750343999).

212110120001 is a wasteful number, since it uses less digits than its factorization.

212110120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45089.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 212110120001 its reverse (100021011212), we get a palindrome (312131131213).

The spelling of 212110120001 in words is "two hundred twelve billion, one hundred ten million, one hundred twenty thousand, one".