222221120220139 has 2 divisors, whose sum is σ = 222221120220140. Its totient is φ = 222221120220138.

The previous prime is 222221120220131. The next prime is 222221120220223. The reversal of 222221120220139 is 931022021122222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222221120220139 - 2³ = 222221120220131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222221120220139.

It is not a weakly prime, because it can be changed into another prime (222221120220131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111110560110069 + 111110560110070.

It is an arithmetic number, because the mean of its divisors is an integer number (111110560110070).

Almost surely, 2^{222221120220139} is an apocalyptic number.

222221120220139 is a deficient number, since it is larger than the sum of its proper divisors (1).

222221120220139 is an equidigital number, since it uses as much as digits as its factorization.

222221120220139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 222221120220139 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, one hundred twenty million, two hundred twenty thousand, one hundred thirty-nine".