140111110231 has 8 divisors (see below), whose sum is σ = 143903296224. Its totient is φ = 136319208480.

The previous prime is 140111110229. The next prime is 140111110247. The reversal of 140111110231 is 132011111041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140111110231 - 2¹ = 140111110229 is a prime.

It is a super-2 number, since 2×140111110231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140111110201) 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, 1261821 + ... + 1368361.

It is an arithmetic number, because the mean of its divisors is an integer number (17987912028).

Almost surely, 2^140111110231 is an apocalyptic number.

140111110231 is a deficient number, since it is larger than the sum of its proper divisors (3792185993).

140111110231 is a wasteful number, since it uses less digits than its factorization.

140111110231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142121.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 140111110231 its reverse (132011111041), we get a palindrome (272122221272).

The spelling of 140111110231 in words is "one hundred forty billion, one hundred eleven million, one hundred ten thousand, two hundred thirty-one".