22131001101103 has 4 divisors (see below), whose sum is σ = 23295790632760. Its totient is φ = 20966211569448.

The previous prime is 22131001101031. The next prime is 22131001101109. The reversal of 22131001101103 is 30110110013122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22131001101103 - 2¹³ = 22131001092911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22131001101109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 582394765800 + ... + 582394765837.

It is an arithmetic number, because the mean of its divisors is an integer number (5823947658190).

Almost surely, 2^{22131001101103} is an apocalyptic number.

22131001101103 is a deficient number, since it is larger than the sum of its proper divisors (1164789531657).

22131001101103 is a wasteful number, since it uses less digits than its factorization.

22131001101103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164789531656.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 22131001101103 its reverse (30110110013122), we get a palindrome (52241111114225).

The spelling of 22131001101103 in words is "twenty-two trillion, one hundred thirty-one billion, one million, one hundred one thousand, one hundred three".