142000022 has 8 divisors (see below), whose sum is σ = 222260976. Its totient is φ = 67913032.

The previous prime is 142000003. The next prime is 142000039. The reversal of 142000022 is 220000241.

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

It is a junction number, because it is equal to n+sod(n) for n = 141999967 and 142000012.

It is a congruent number.

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, 1543433 + ... + 1543524.

It is an arithmetic number, because the mean of its divisors is an integer number (27782622).

Almost surely, 2^142000022 is an apocalyptic number.

142000022 is a deficient number, since it is larger than the sum of its proper divisors (80260954).

142000022 is a wasteful number, since it uses less digits than its factorization.

142000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3086982.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 142000022 is about 11916.3762109124. The cubic root of 142000022 is about 521.7103715704.

Adding to 142000022 its reverse (220000241), we get a palindrome (362000263).

The spelling of 142000022 in words is "one hundred forty-two million, twenty-two", and thus it is an aban number.