140121532252522 has 16 divisors (see below), whose sum is σ = 213149302801344. Its totient is φ = 69071826600000.

The previous prime is 140121532252519. The next prime is 140121532252523. The reversal of 140121532252522 is 225252235121041.

It is not an unprimeable number, because it can be changed into a prime (140121532252523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10942479 + ... + 19999522.

It is an arithmetic number, because the mean of its divisors is an integer number (13321831425084).

Almost surely, 2^{140121532252522} is an apocalyptic number.

140121532252522 is a deficient number, since it is larger than the sum of its proper divisors (73027770548822).

140121532252522 is a wasteful number, since it uses less digits than its factorization.

140121532252522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30973965.

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 140121532252522 its reverse (225252235121041), we get a palindrome (365373767373563).

The spelling of 140121532252522 in words is "one hundred forty trillion, one hundred twenty-one billion, five hundred thirty-two million, two hundred fifty-two thousand, five hundred twenty-two".