142222505602 has 8 divisors (see below), whose sum is σ = 213393309696. Its totient is φ = 71091402372.

The previous prime is 142222505587. The next prime is 142222505617. The reversal of 142222505602 is 206505222241.

It is an interprime number because it is at equal distance from previous prime (142222505587) and next prime (142222505617).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9916258 + ... + 9930589.

It is an arithmetic number, because the mean of its divisors is an integer number (26674163712).

Almost surely, 2^142222505602 is an apocalyptic number.

142222505602 is a deficient number, since it is larger than the sum of its proper divisors (71170804094).

142222505602 is a wasteful number, since it uses less digits than its factorization.

142222505602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19850432.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 142222505602 its reverse (206505222241), we get a palindrome (348727727843).

The spelling of 142222505602 in words is "one hundred forty-two billion, two hundred twenty-two million, five hundred five thousand, six hundred two".