212204120110103 has 4 divisors (see below), whose sum is σ = 231495403756488. Its totient is φ = 192912836463720.

The previous prime is 212204120110063. The next prime is 212204120110139. The reversal of 212204120110103 is 301011021402212.

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 212204120110103 - 2²⁴ = 212204103332887 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 (212204120110903) 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, 9645641823176 + ... + 9645641823197.

It is an arithmetic number, because the mean of its divisors is an integer number (57873850939122).

Almost surely, 2^{212204120110103} is an apocalyptic number.

212204120110103 is a deficient number, since it is larger than the sum of its proper divisors (19291283646385).

212204120110103 is a wasteful number, since it uses less digits than its factorization.

212204120110103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19291283646384.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 212204120110103 its reverse (301011021402212), we get a palindrome (513215141512315).

The spelling of 212204120110103 in words is "two hundred twelve trillion, two hundred four billion, one hundred twenty million, one hundred ten thousand, one hundred three".