201222222103 has 4 divisors (see below), whose sum is σ = 229968253840. Its totient is φ = 172476190368.

The previous prime is 201222222067. The next prime is 201222222109. The reversal of 201222222103 is 301222222102.

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 201222222103 - 2¹³ = 201222213911 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 (201222222109) 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, 14373015858 + ... + 14373015871.

It is an arithmetic number, because the mean of its divisors is an integer number (57492063460).

Almost surely, 2^201222222103 is an apocalyptic number.

201222222103 is a deficient number, since it is larger than the sum of its proper divisors (28746031737).

201222222103 is an equidigital number, since it uses as much as digits as its factorization.

201222222103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28746031736.

The product of its (nonzero) digits is 384, while the sum is 19.

Subtracting from 201222222103 its sum of digits (19), we obtain a square (201222222084 = 448578²).

Adding to 201222222103 its reverse (301222222102), we get a palindrome (502444444205).

Subtracting 201222222103 from its reverse (301222222102), we obtain a palindrome (99999999999).

The spelling of 201222222103 in words is "two hundred one billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred three".