140446201123 has 4 divisors (see below), whose sum is σ = 140489325720. Its totient is φ = 140403076528.

The previous prime is 140446201121. The next prime is 140446201183. The reversal of 140446201123 is 321102644041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140446201123 - 2¹ = 140446201121 is a prime.

It is a super-2 number, since 2×140446201123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140446201091 and 140446201100.

It is not an unprimeable number, because it can be changed into a prime (140446201121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21557413 + ... + 21563926.

It is an arithmetic number, because the mean of its divisors is an integer number (35122331430).

Almost surely, 2^140446201123 is an apocalyptic number.

140446201123 is a deficient number, since it is larger than the sum of its proper divisors (43124597).

140446201123 is an equidigital number, since it uses as much as digits as its factorization.

140446201123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43124596.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 140446201123 its reverse (321102644041), we get a palindrome (461548845164).

The spelling of 140446201123 in words is "one hundred forty billion, four hundred forty-six million, two hundred one thousand, one hundred twenty-three".