142121324204 has 12 divisors (see below), whose sum is σ = 249136022184. Its totient is φ = 70939603584.

The previous prime is 142121324183. The next prime is 142121324339. The reversal of 142121324204 is 402423121241.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30261989 + ... + 30266684.

It is an arithmetic number, because the mean of its divisors is an integer number (20761335182).

Almost surely, 2^142121324204 is an apocalyptic number.

It is an amenable number.

142121324204 is a deficient number, since it is larger than the sum of its proper divisors (107014697980).

142121324204 is a wasteful number, since it uses less digits than its factorization.

142121324204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60529264 (or 60529262 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 142121324204 its reverse (402423121241), we get a palindrome (544544445445).

The spelling of 142121324204 in words is "one hundred forty-two billion, one hundred twenty-one million, three hundred twenty-four thousand, two hundred four".