142222002 has 32 divisors (see below), whose sum is σ = 312113088. Its totient is φ = 42933696.

The previous prime is 142221997. The next prime is 142222007. The reversal of 142222002 is 200222241.

It is an interprime number because it is at equal distance from previous prime (142221997) and next prime (142222007).

It is not an unprimeable number, because it can be changed into a prime (142222007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13068 + ... + 21335.

It is an arithmetic number, because the mean of its divisors is an integer number (9753534).

Almost surely, 2^142222002 is an apocalyptic number.

142222002 is an abundant number, since it is smaller than the sum of its proper divisors (169891086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142222002 is a wasteful number, since it uses less digits than its factorization.

142222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34474.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 142222002 is about 11925.6866468979. The cubic root of 142222002 is about 521.9820827367.

Adding to 142222002 its reverse (200222241), we get a palindrome (342444243).

The spelling of 142222002 in words is "one hundred forty-two million, two hundred twenty-two thousand, two".