2002222429 has 2 divisors, whose sum is σ = 2002222430. Its totient is φ = 2002222428.

The previous prime is 2002222361. The next prime is 2002222463. The reversal of 2002222429 is 9242222002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1886164900 + 116057529 = 43430^2 + 10773^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002222429 - 2²¹ = 2000125277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002222829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001111214 + 1001111215.

It is an arithmetic number, because the mean of its divisors is an integer number (1001111215).

Almost surely, 2^2002222429 is an apocalyptic number.

It is an amenable number.

2002222429 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002222429 is an equidigital number, since it uses as much as digits as its factorization.

2002222429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2002222429 is about 44746.2001626954. The cubic root of 2002222429 is about 1260.3875579872.

The spelling of 2002222429 in words is "two billion, two million, two hundred twenty-two thousand, four hundred twenty-nine".