144311240431022 has 64 divisors (see below), whose sum is σ = 264890159923200. Its totient is φ = 57591433317600.

The previous prime is 144311240431013. The next prime is 144311240431063. The reversal of 144311240431022 is 220134042113441.

It is a super-2 number, since 2×144311240431022² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144311240431022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10711604 + ... + 20083847.

It is an arithmetic number, because the mean of its divisors is an integer number (4138908748800).

Almost surely, 2^{144311240431022} is an apocalyptic number.

144311240431022 is a deficient number, since it is larger than the sum of its proper divisors (120578919492178).

144311240431022 is a wasteful number, since it uses less digits than its factorization.

144311240431022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30795781.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 144311240431022 its reverse (220134042113441), we get a palindrome (364445282544463).

The spelling of 144311240431022 in words is "one hundred forty-four trillion, three hundred eleven billion, two hundred forty million, four hundred thirty-one thousand, twenty-two".