140331122444402 has 64 divisors (see below), whose sum is σ = 219785547598848. Its totient is φ = 67146278400000.

The previous prime is 140331122444339. The next prime is 140331122444413. The reversal of 140331122444402 is 204444221133041.

It is a super-2 number, since 2×140331122444402² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1083347363 + ... + 1083476889.

It is an arithmetic number, because the mean of its divisors is an integer number (3434149181232).

Almost surely, 2^{140331122444402} is an apocalyptic number.

140331122444402 is a deficient number, since it is larger than the sum of its proper divisors (79454425154446).

140331122444402 is a wasteful number, since it uses less digits than its factorization.

140331122444402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130635.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 140331122444402 its reverse (204444221133041), we get a palindrome (344775343577443).

The spelling of 140331122444402 in words is "one hundred forty trillion, three hundred thirty-one billion, one hundred twenty-two million, four hundred forty-four thousand, four hundred two".