142235120404 has 12 divisors (see below), whose sum is σ = 268058496244. Its totient is φ = 65646978624.

The previous prime is 142235120383. The next prime is 142235120429. The reversal of 142235120404 is 404021532241.

It can be written as a sum of positive squares in 2 ways, for example, as 43368895504 + 98866224900 = 208252^2 + 314430^2 .

It is a congruent number.

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, 1367645337 + ... + 1367645440.

Almost surely, 2^142235120404 is an apocalyptic number.

It is an amenable number.

142235120404 is a deficient number, since it is larger than the sum of its proper divisors (125823375840).

142235120404 is a wasteful number, since it uses less digits than its factorization.

142235120404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2735290794 (or 2735290792 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 142235120404 its reverse (404021532241), we get a palindrome (546256652645).

The spelling of 142235120404 in words is "one hundred forty-two billion, two hundred thirty-five million, one hundred twenty thousand, four hundred four".