142202119 has 4 divisors (see below), whose sum is σ = 145227744. Its totient is φ = 139176496.

The previous prime is 142202117. The next prime is 142202129. The reversal of 142202119 is 911202241.

142202119 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 142202119 - 2¹ = 142202117 is a prime.

It is a super-2 number, since 2×142202119² = 40442885296180322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 142202119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142202111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1512742 + ... + 1512835.

It is an arithmetic number, because the mean of its divisors is an integer number (36306936).

Almost surely, 2^142202119 is an apocalyptic number.

142202119 is a deficient number, since it is larger than the sum of its proper divisors (3025625).

142202119 is an equidigital number, since it uses as much as digits as its factorization.

142202119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025624.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 142202119 is about 11924.8529969975. The cubic root of 142202119 is about 521.9577567925.

The spelling of 142202119 in words is "one hundred forty-two million, two hundred two thousand, one hundred nineteen".