142051314212 has 12 divisors (see below), whose sum is σ = 248615503500. Its totient is φ = 71018313216.

The previous prime is 142051314199. The next prime is 142051314289. The reversal of 142051314212 is 212413150241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 84689148196 + 57362166016 = 291014^2 + 239504^2 .

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, 1792337 + ... + 1869912.

It is an arithmetic number, because the mean of its divisors is an integer number (20717958625).

Almost surely, 2^142051314212 is an apocalyptic number.

It is an amenable number.

142051314212 is a deficient number, since it is larger than the sum of its proper divisors (106564189288).

142051314212 is a wasteful number, since it uses less digits than its factorization.

142051314212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3671950 (or 3671948 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 142051314212 its reverse (212413150241), we get a palindrome (354464464453).

The spelling of 142051314212 in words is "one hundred forty-two billion, fifty-one million, three hundred fourteen thousand, two hundred twelve".