140431304021103 has 64 divisors (see below), whose sum is σ = 216309391710720. Its totient is φ = 89965710187776.

The previous prime is 140431304021087. The next prime is 140431304021131. The reversal of 140431304021103 is 301120403134041.

140431304021103 is a `hidden beast` number, since 1 + 40 + 431 + 30 + 40 + 21 + 103 = 666.

It is not a de Polignac number, because 140431304021103 - 2⁴ = 140431304021087 is a prime.

It is a super-2 number, since 2×140431304021103² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140431304021303) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 273950451 + ... + 274462587.

It is an arithmetic number, because the mean of its divisors is an integer number (3379834245480).

Almost surely, 2^{140431304021103} is an apocalyptic number.

140431304021103 is a deficient number, since it is larger than the sum of its proper divisors (75878087689617).

140431304021103 is a wasteful number, since it uses less digits than its factorization.

140431304021103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515573 (or 515567 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 140431304021103 its reverse (301120403134041), we get a palindrome (441551707155144).

The spelling of 140431304021103 in words is "one hundred forty trillion, four hundred thirty-one billion, three hundred four million, twenty-one thousand, one hundred three".