142206124 has 6 divisors (see below), whose sum is σ = 248860724. Its totient is φ = 71103060.

The previous prime is 142206121. The next prime is 142206131. The reversal of 142206124 is 421602241.

It is a happy number.

142206124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 142206095 and 142206104.

It is not an unprimeable number, because it can be changed into a prime (142206121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17775762 + ... + 17775769.

Almost surely, 2^142206124 is an apocalyptic number.

It is an amenable number.

142206124 is a deficient number, since it is larger than the sum of its proper divisors (106654600).

142206124 is a wasteful number, since it uses less digits than its factorization.

142206124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35551535 (or 35551533 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 142206124 is about 11925.0209224135. The cubic root of 142206124 is about 521.9626569098.

Adding to 142206124 its reverse (421602241), we get a palindrome (563808365).

The spelling of 142206124 in words is "one hundred forty-two million, two hundred six thousand, one hundred twenty-four".