142022099 has 2 divisors, whose sum is σ = 142022100. Its totient is φ = 142022098.

The previous prime is 142022087. The next prime is 142022113. The reversal of 142022099 is 990220241.

It is a weak prime.

It is an emirp because it is prime and its reverse (990220241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142022099 - 2¹² = 142018003 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (142022039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71011049 + 71011050.

It is an arithmetic number, because the mean of its divisors is an integer number (71011050).

Almost surely, 2^142022099 is an apocalyptic number.

142022099 is a deficient number, since it is larger than the sum of its proper divisors (1).

142022099 is an equidigital number, since it uses as much as digits as its factorization.

142022099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 142022099 is about 11917.3025051813. The cubic root of 142022099 is about 521.7374072541.

The spelling of 142022099 in words is "one hundred forty-two million, twenty-two thousand, ninety-nine".