22031103440121 has 32 divisors (see below), whose sum is σ = 29881685376000. Its totient is φ = 14435276170560.

The previous prime is 22031103440081. The next prime is 22031103440141. The reversal of 22031103440121 is 12104430113022.

It is not a de Polignac number, because 22031103440121 - 2¹⁸ = 22031103177977 is a prime.

It is a super-2 number, since 2×22031103440121² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22031103440091 and 22031103440100.

It is not an unprimeable number, because it can be changed into a prime (22031103440141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 321404670 + ... + 321473208.

It is an arithmetic number, because the mean of its divisors is an integer number (933802668000).

Almost surely, 2^{22031103440121} is an apocalyptic number.

It is an amenable number.

22031103440121 is a deficient number, since it is larger than the sum of its proper divisors (7850581935879).

22031103440121 is a wasteful number, since it uses less digits than its factorization.

22031103440121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73309.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 22031103440121 its reverse (12104430113022), we get a palindrome (34135533553143).

The spelling of 22031103440121 in words is "twenty-two trillion, thirty-one billion, one hundred three million, four hundred forty thousand, one hundred twenty-one".