302042032142 has 32 divisors (see below), whose sum is σ = 473256568512. Its totient is φ = 144450134784.

The previous prime is 302042032087. The next prime is 302042032147. The reversal of 302042032142 is 241230240203.

It is a super-2 number, since 2×302042032142² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302042032147) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 899588 + ... + 1188840.

It is an arithmetic number, because the mean of its divisors is an integer number (14789267766).

Almost surely, 2^302042032142 is an apocalyptic number.

302042032142 is a deficient number, since it is larger than the sum of its proper divisors (171214536370).

302042032142 is a wasteful number, since it uses less digits than its factorization.

302042032142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289532.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 302042032142 its reverse (241230240203), we get a palindrome (543272272345).

The spelling of 302042032142 in words is "three hundred two billion, forty-two million, thirty-two thousand, one hundred forty-two".