12011220214 has 8 divisors (see below), whose sum is σ = 20590663248. Its totient is φ = 5147665800.

The previous prime is 12011220197. The next prime is 12011220223. The reversal of 12011220214 is 41202211021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12011220214² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428972137 + ... + 428972164.

It is an arithmetic number, because the mean of its divisors is an integer number (2573832906).

Almost surely, 2^12011220214 is an apocalyptic number.

12011220214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12011220214 is a deficient number, since it is larger than the sum of its proper divisors (8579443034).

12011220214 is an equidigital number, since it uses as much as digits as its factorization.

12011220214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857944310.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12011220214 its reverse (41202211021), we get a palindrome (53213431235).

The spelling of 12011220214 in words is "twelve billion, eleven million, two hundred twenty thousand, two hundred fourteen".