210120102220103 has 4 divisors (see below), whose sum is σ = 210120203676648. Its totient is φ = 210120000763560.

The previous prime is 210120102220087. The next prime is 210120102220181. The reversal of 210120102220103 is 301022201021012.

210120102220103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 210120102220103 - 2⁴ = 210120102220087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210120101220103) 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, 47555576 + ... + 51785837.

It is an arithmetic number, because the mean of its divisors is an integer number (52530050919162).

Almost surely, 2^{210120102220103} is an apocalyptic number.

210120102220103 is a deficient number, since it is larger than the sum of its proper divisors (101456545).

210120102220103 is an equidigital number, since it uses as much as digits as its factorization.

210120102220103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101456544.

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

Adding to 210120102220103 its reverse (301022201021012), we get a palindrome (511142303241115).

The spelling of 210120102220103 in words is "two hundred ten trillion, one hundred twenty billion, one hundred two million, two hundred twenty thousand, one hundred three".