4140102243121 has 24 divisors (see below), whose sum is σ = 4721874306720. Its totient is φ = 3618304649856.

The previous prime is 4140102243097. The next prime is 4140102243161. The reversal of 4140102243121 is 1213422010414.

It is not a de Polignac number, because 4140102243121 - 2⁵ = 4140102243089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4140102243161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4931566 + ... + 5709688.

It is an arithmetic number, because the mean of its divisors is an integer number (196744762780).

Almost surely, 2^{4140102243121} is an apocalyptic number.

It is an amenable number.

4140102243121 is a deficient number, since it is larger than the sum of its proper divisors (581772063599).

4140102243121 is a wasteful number, since it uses less digits than its factorization.

4140102243121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779825 (or 779812 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 4140102243121 its reverse (1213422010414), we get a palindrome (5353524253535).

The spelling of 4140102243121 in words is "four trillion, one hundred forty billion, one hundred two million, two hundred forty-three thousand, one hundred twenty-one".