22210203121 has 8 divisors (see below), whose sum is σ = 23514304320. Its totient is φ = 20919616272.

The previous prime is 22210203097. The next prime is 22210203149. The reversal of 22210203121 is 12130201222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22210203121 - 2¹¹ = 22210201073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22210203095 and 22210203104.

It is not an unprimeable number, because it can be changed into a prime (22210201121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3375205 + ... + 3381778.

It is an arithmetic number, because the mean of its divisors is an integer number (2939288040).

Almost surely, 2^22210203121 is an apocalyptic number.

It is an amenable number.

22210203121 is a deficient number, since it is larger than the sum of its proper divisors (1304101199).

22210203121 is a wasteful number, since it uses less digits than its factorization.

22210203121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6757175.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22210203121 its reverse (12130201222), we get a palindrome (34340404343).

The spelling of 22210203121 in words is "twenty-two billion, two hundred ten million, two hundred three thousand, one hundred twenty-one".