12222212121019 has 8 divisors (see below), whose sum is σ = 12579652849680. Its totient is φ = 11867597011200.

The previous prime is 12222212120917. The next prime is 12222212121047. The reversal of 12222212121019 is 91012121222221.

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

It is a cyclic number.

It is not a de Polignac number, because 12222212121019 - 2⁷ = 12222212120891 is a prime.

It is a super-2 number, since 2×12222212121019² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12222212121089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 706395934 + ... + 706413235.

It is an arithmetic number, because the mean of its divisors is an integer number (1572456606210).

Almost surely, 2^{12222212121019} is an apocalyptic number.

12222212121019 is a deficient number, since it is larger than the sum of its proper divisors (357440728661).

12222212121019 is a wasteful number, since it uses less digits than its factorization.

12222212121019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412809421.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 12222212121019 in words is "twelve trillion, two hundred twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, nineteen".