140440100231422 has 8 divisors (see below), whose sum is σ = 210660235983576. Its totient is φ = 70220021570232.

The previous prime is 140440100231377. The next prime is 140440100231437. The reversal of 140440100231422 is 224132001044041.

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

It is a super-2 number, since 2×140440100231422² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7475473 + ... + 18351100.

It is an arithmetic number, because the mean of its divisors is an integer number (26332529497947).

Almost surely, 2^{140440100231422} is an apocalyptic number.

140440100231422 is a deficient number, since it is larger than the sum of its proper divisors (70220135752154).

140440100231422 is a wasteful number, since it uses less digits than its factorization.

140440100231422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28545482.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 140440100231422 its reverse (224132001044041), we get a palindrome (364572101275463).

The spelling of 140440100231422 in words is "one hundred forty trillion, four hundred forty billion, one hundred million, two hundred thirty-one thousand, four hundred twenty-two".