22220140443123 has 16 divisors (see below), whose sum is σ = 33862444528640. Its totient is φ = 12696029522496.

The previous prime is 22220140443119. The next prime is 22220140443161. The reversal of 22220140443123 is 32134404102222.

It is not a de Polignac number, because 22220140443123 - 2² = 22220140443119 is a prime.

It is a super-2 number, since 2×22220140443123² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22220140443103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49504090 + ... + 49950927.

It is an arithmetic number, because the mean of its divisors is an integer number (2116402783040).

Almost surely, 2^{22220140443123} is an apocalyptic number.

22220140443123 is a deficient number, since it is larger than the sum of its proper divisors (11642304085517).

22220140443123 is a wasteful number, since it uses less digits than its factorization.

22220140443123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99465666.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 22220140443123 its reverse (32134404102222), we get a palindrome (54354544545345).

The spelling of 22220140443123 in words is "twenty-two trillion, two hundred twenty billion, one hundred forty million, four hundred forty-three thousand, one hundred twenty-three".