12220561614 has 16 divisors (see below), whose sum is σ = 24805916928. Its totient is φ = 4012721592.

The previous prime is 12220561597. The next prime is 12220561631. The reversal of 12220561614 is 41616502221.

It is an interprime number because it is at equal distance from previous prime (12220561597) and next prime (12220561631).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15199302 + ... + 15200105.

It is an arithmetic number, because the mean of its divisors is an integer number (1550369808).

Almost surely, 2^12220561614 is an apocalyptic number.

12220561614 is an abundant number, since it is smaller than the sum of its proper divisors (12585355314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12220561614 is a wasteful number, since it uses less digits than its factorization.

12220561614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30399479.

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 12220561614 in words is "twelve billion, two hundred twenty million, five hundred sixty-one thousand, six hundred fourteen".