12221012210103 has 48 divisors (see below), whose sum is σ = 18615444818880. Its totient is φ = 7710500616192.

The previous prime is 12221012210093. The next prime is 12221012210117. The reversal of 12221012210103 is 30101221012221.

It is not a de Polignac number, because 12221012210103 - 2¹⁶ = 12221012144567 is a prime.

It is a super-2 number, since 2×12221012210103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12221012210123) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69566325 + ... + 69741777.

It is an arithmetic number, because the mean of its divisors is an integer number (387821767060).

Almost surely, 2^{12221012210103} is an apocalyptic number.

12221012210103 is a deficient number, since it is larger than the sum of its proper divisors (6394432608777).

12221012210103 is a wasteful number, since it uses less digits than its factorization.

12221012210103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179048 (or 179045 counting only the distinct ones).

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

Adding to 12221012210103 its reverse (30101221012221), we get a palindrome (42322233222324).

The spelling of 12221012210103 in words is "twelve trillion, two hundred twenty-one billion, twelve million, two hundred ten thousand, one hundred three".