210120002212103 has 4 divisors (see below), whose sum is σ = 210120041690328. Its totient is φ = 210119962733880.

The previous prime is 210120002212069. The next prime is 210120002212121. The reversal of 210120002212103 is 301212200021012.

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

It is a cyclic number.

It is not a de Polignac number, because 210120002212103 - 2¹⁶ = 210120002146567 is a prime.

It is a super-2 number, since 2×210120002212103² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210120002212163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10227788 + ... + 22909553.

It is an arithmetic number, because the mean of its divisors is an integer number (52530010422582).

Almost surely, 2^{210120002212103} is an apocalyptic number.

210120002212103 is a deficient number, since it is larger than the sum of its proper divisors (39478225).

210120002212103 is an equidigital number, since it uses as much as digits as its factorization.

210120002212103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39478224.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 210120002212103 its reverse (301212200021012), we get a palindrome (511332202233115).

The spelling of 210120002212103 in words is "two hundred ten trillion, one hundred twenty billion, two million, two hundred twelve thousand, one hundred three".