140231356011 has 12 divisors (see below), whose sum is σ = 202576438792. Its totient is φ = 93478323456.

The previous prime is 140231356003. The next prime is 140231356021. The reversal of 140231356011 is 110653132041.

It is a happy number.

140231356011 is a `hidden beast` number, since 1 + 4 + 0 + 23 + 1 + 35 + 601 + 1 = 666.

It is not a de Polignac number, because 140231356011 - 2³ = 140231356003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140231356021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673921 + ... + 857106.

Almost surely, 2^140231356011 is an apocalyptic number.

140231356011 is a deficient number, since it is larger than the sum of its proper divisors (62345082781).

140231356011 is a wasteful number, since it uses less digits than its factorization.

140231356011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1541210 (or 1541207 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 140231356011 its reverse (110653132041), we get a palindrome (250884488052).

The spelling of 140231356011 in words is "one hundred forty billion, two hundred thirty-one million, three hundred fifty-six thousand, eleven".