22144001351234 has 64 divisors (see below), whose sum is σ = 38773363679232. Its totient is φ = 9288854625600.

The previous prime is 22144001351233. The next prime is 22144001351237. The reversal of 22144001351234 is 43215310044122.

It is a self number, because there is not a number n which added to its sum of digits gives 22144001351234.

It is not an unprimeable number, because it can be changed into a prime (22144001351233) 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, 175639799 + ... + 175765829.

It is an arithmetic number, because the mean of its divisors is an integer number (605833807488).

Almost surely, 2^{22144001351234} is an apocalyptic number.

22144001351234 is a deficient number, since it is larger than the sum of its proper divisors (16629362327998).

22144001351234 is a wasteful number, since it uses less digits than its factorization.

22144001351234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127111.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 22144001351234 its reverse (43215310044122), we get a palindrome (65359311395356).

The spelling of 22144001351234 in words is "twenty-two trillion, one hundred forty-four billion, one million, three hundred fifty-one thousand, two hundred thirty-four".