1222112220139 has 2 divisors, whose sum is σ = 1222112220140. Its totient is φ = 1222112220138.

The previous prime is 1222112220083. The next prime is 1222112220151. The reversal of 1222112220139 is 9310222112221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222112220139 - 2⁷ = 1222112220011 is a prime.

It is a super-2 number, since 2×1222112220139² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1222112020139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611056110069 + 611056110070.

It is an arithmetic number, because the mean of its divisors is an integer number (611056110070).

Almost surely, 2^{1222112220139} is an apocalyptic number.

1222112220139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222112220139 is an equidigital number, since it uses as much as digits as its factorization.

1222112220139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 1222112220139 in words is "one trillion, two hundred twenty-two billion, one hundred twelve million, two hundred twenty thousand, one hundred thirty-nine".