12221111014 has 32 divisors (see below), whose sum is σ = 21303357696. Its totient is φ = 5149694880.

The previous prime is 12221110987. The next prime is 12221111017. The reversal of 12221111014 is 41011112221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12221111017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495417 + ... + 519499.

It is an arithmetic number, because the mean of its divisors is an integer number (665729928).

Almost surely, 2^12221111014 is an apocalyptic number.

12221111014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12221111014 is a deficient number, since it is larger than the sum of its proper divisors (9082246682).

12221111014 is a wasteful number, since it uses less digits than its factorization.

12221111014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24700.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12221111014 its reverse (41011112221), we get a palindrome (53232223235).

It can be divided in two parts, 122211 and 11014, that added together give a square (133225 = 365²).

The spelling of 12221111014 in words is "twelve billion, two hundred twenty-one million, one hundred eleven thousand, fourteen".