142142020545102 has 32 divisors (see below), whose sum is σ = 299476018878720. Its totient is φ = 44852504880960.

The previous prime is 142142020545061. The next prime is 142142020545139. The reversal of 142142020545102 is 201545020241241.

142142020545102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478308799 + ... + 478605882.

It is an arithmetic number, because the mean of its divisors is an integer number (9358625589960).

Almost surely, 2^{142142020545102} is an apocalyptic number.

142142020545102 is an abundant number, since it is smaller than the sum of its proper divisors (157333998333618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142142020545102 is a wasteful number, since it uses less digits than its factorization.

142142020545102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956916008.

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 142142020545102 its reverse (201545020241241), we get a palindrome (343687040786343).

The spelling of 142142020545102 in words is "one hundred forty-two trillion, one hundred forty-two billion, twenty million, five hundred forty-five thousand, one hundred two".