140131211144 has 16 divisors (see below), whose sum is σ = 262761737820. Its totient is φ = 70061414400.

The previous prime is 140131211111. The next prime is 140131211149. The reversal of 140131211144 is 441112131041.

It can be written as a sum of positive squares in 2 ways, for example, as 136242192100 + 3889019044 = 369110^2 + 62362^2 .

It is not an unprimeable number, because it can be changed into a prime (140131211149) 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, 379457 + ... + 651344.

Almost surely, 2^140131211144 is an apocalyptic number.

It is an amenable number.

140131211144 is a deficient number, since it is larger than the sum of its proper divisors (122630526676).

140131211144 is a wasteful number, since it uses less digits than its factorization.

140131211144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047800 (or 1047796 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 140131211144 its reverse (441112131041), we get a palindrome (581243342185).

The spelling of 140131211144 in words is "one hundred forty billion, one hundred thirty-one million, two hundred eleven thousand, one hundred forty-four".