140430044332221 has 32 divisors (see below), whose sum is σ = 217639239168000. Its totient is φ = 78877060476480.

The previous prime is 140430044332217. The next prime is 140430044332231. The reversal of 140430044332221 is 122233440034041.

It is not a de Polignac number, because 140430044332221 - 2² = 140430044332217 is a prime.

It is a super-2 number, since 2×140430044332221² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140430044332231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5237031 + ... + 17558091.

It is an arithmetic number, because the mean of its divisors is an integer number (6801226224000).

Almost surely, 2^{140430044332221} is an apocalyptic number.

It is an amenable number.

140430044332221 is a deficient number, since it is larger than the sum of its proper divisors (77209194835779).

140430044332221 is a wasteful number, since it uses less digits than its factorization.

140430044332221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12330329.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 140430044332221 its reverse (122233440034041), we get a palindrome (262663484366262).

The spelling of 140430044332221 in words is "one hundred forty trillion, four hundred thirty billion, forty-four million, three hundred thirty-two thousand, two hundred twenty-one".