12211619342 has 16 divisors (see below), whose sum is σ = 20259611232. Its totient is φ = 5483803680.

The previous prime is 12211619297. The next prime is 12211619411. The reversal of 12211619342 is 24391611221.

It is a junction number, because it is equal to n+sod(n) for n = 12211619299 and 12211619308.

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, 6346034 + ... + 6347957.

It is an arithmetic number, because the mean of its divisors is an integer number (1266225702).

Almost surely, 2^12211619342 is an apocalyptic number.

12211619342 is a deficient number, since it is larger than the sum of its proper divisors (8047991890).

12211619342 is a wasteful number, since it uses less digits than its factorization.

12211619342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12694043.

The product of its digits is 5184, while the sum is 32.

The spelling of 12211619342 in words is "twelve billion, two hundred eleven million, six hundred nineteen thousand, three hundred forty-two".