1022002222139 has 2 divisors, whose sum is σ = 1022002222140. Its totient is φ = 1022002222138.

The previous prime is 1022002222081. The next prime is 1022002222261. The reversal of 1022002222139 is 9312222002201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1022002222139 - 2¹² = 1022002218043 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022002221139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511001111069 + 511001111070.

It is an arithmetic number, because the mean of its divisors is an integer number (511001111070).

Almost surely, 2^{1022002222139} is an apocalyptic number.

1022002222139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022002222139 is an equidigital number, since it uses as much as digits as its factorization.

1022002222139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 1022002222139 in words is "one trillion, twenty-two billion, two million, two hundred twenty-two thousand, one hundred thirty-nine".