142420404303 has 16 divisors (see below), whose sum is σ = 211519375200. Its totient is φ = 94710153600.

The previous prime is 142420404251. The next prime is 142420404319. The reversal of 142420404303 is 303404024241.

It is a happy number.

142420404303 is a `hidden beast` number, since 1 + 4 + 24 + 204 + 0 + 430 + 3 = 666.

It is not a de Polignac number, because 142420404303 - 2⁶ = 142420404239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142420404323) 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, 6566268 + ... + 6587921.

It is an arithmetic number, because the mean of its divisors is an integer number (13219960950).

Almost surely, 2^142420404303 is an apocalyptic number.

142420404303 is a deficient number, since it is larger than the sum of its proper divisors (69098970897).

142420404303 is a wasteful number, since it uses less digits than its factorization.

142420404303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13154599 (or 13154593 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 142420404303 its reverse (303404024241), we get a palindrome (445824428544).

The spelling of 142420404303 in words is "one hundred forty-two billion, four hundred twenty million, four hundred four thousand, three hundred three".