1222210121103 has 24 divisors (see below), whose sum is σ = 1770536046240. Its totient is φ = 812443538880.

The previous prime is 1222210121059. The next prime is 1222210121113. The reversal of 1222210121103 is 3011210122221.

It is not a de Polignac number, because 1222210121103 - 2¹³ = 1222210112911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222210121113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38694825 + ... + 38726397.

It is an arithmetic number, because the mean of its divisors is an integer number (73772335260).

Almost surely, 2^{1222210121103} is an apocalyptic number.

1222210121103 is a deficient number, since it is larger than the sum of its proper divisors (548325925137).

1222210121103 is a wasteful number, since it uses less digits than its factorization.

1222210121103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43919 (or 43916 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1222210121103 its reverse (3011210122221), we get a palindrome (4233420243324).

The spelling of 1222210121103 in words is "one trillion, two hundred twenty-two billion, two hundred ten million, one hundred twenty-one thousand, one hundred three".