140121014111225 has 24 divisors (see below), whose sum is σ = 198693542317248. Its totient is φ = 96023925604800.

The previous prime is 140121014111203. The next prime is 140121014111231. The reversal of 140121014111225 is 522111410121041.

It is not a de Polignac number, because 140121014111225 - 2¹⁰ = 140121014110201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140121014111194 and 140121014111203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 245779046 + ... + 246348495.

It is an arithmetic number, because the mean of its divisors is an integer number (8278897596552).

Almost surely, 2^{140121014111225} is an apocalyptic number.

It is an amenable number.

140121014111225 is a deficient number, since it is larger than the sum of its proper divisors (58572528206023).

140121014111225 is a wasteful number, since it uses less digits than its factorization.

140121014111225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492129185 (or 492129180 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 26.

Adding to 140121014111225 its reverse (522111410121041), we get a palindrome (662232424232266).

The spelling of 140121014111225 in words is "one hundred forty trillion, one hundred twenty-one billion, fourteen million, one hundred eleven thousand, two hundred twenty-five".