140213112421331 has 4 divisors (see below), whose sum is σ = 140268076403664. Its totient is φ = 140158148439000.

The previous prime is 140213112421253. The next prime is 140213112421351. The reversal of 140213112421331 is 133124211312041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140213112421331 is a prime.

It is a super-2 number, since 2×140213112421331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140213112421294 and 140213112421303.

It is not an unprimeable number, because it can be changed into a prime (140213112421351) 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, 27481987340 + ... + 27481992441.

It is an arithmetic number, because the mean of its divisors is an integer number (35067019100916).

Almost surely, 2^{140213112421331} is an apocalyptic number.

140213112421331 is a deficient number, since it is larger than the sum of its proper divisors (54963982333).

140213112421331 is an equidigital number, since it uses as much as digits as its factorization.

140213112421331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54963982332.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 140213112421331 its reverse (133124211312041), we get a palindrome (273337323733372).

The spelling of 140213112421331 in words is "one hundred forty trillion, two hundred thirteen billion, one hundred twelve million, four hundred twenty-one thousand, three hundred thirty-one".