140111023430 has 32 divisors (see below), whose sum is σ = 288500201280. Its totient is φ = 47992763520.

The previous prime is 140111023417. The next prime is 140111023463. The reversal of 140111023430 is 34320111041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868985 + ... + 1017524.

It is an arithmetic number, because the mean of its divisors is an integer number (9015631290).

Almost surely, 2^140111023430 is an apocalyptic number.

140111023430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140111023430 is an abundant number, since it is smaller than the sum of its proper divisors (148389177850).

140111023430 is a wasteful number, since it uses less digits than its factorization.

140111023430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887584.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 140111023430 its reverse (34320111041), we get a palindrome (174431134471).

The spelling of 140111023430 in words is "one hundred forty billion, one hundred eleven million, twenty-three thousand, four hundred thirty".