10222203121 has 12 divisors (see below), whose sum is σ = 11277872028. Its totient is φ = 9257836224.

The previous prime is 10222203113. The next prime is 10222203137. The reversal of 10222203121 is 12130222201.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1355344225 + 8866858896 = 36815^2 + 94164^2 .

It is not a de Polignac number, because 10222203121 - 2³ = 10222203113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10222203095 and 10222203104.

It is not an unprimeable number, because it can be changed into a prime (10222209121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 561670 + ... + 579583.

It is an arithmetic number, because the mean of its divisors is an integer number (939822669).

Almost surely, 2^10222203121 is an apocalyptic number.

It is an amenable number.

10222203121 is a deficient number, since it is larger than the sum of its proper divisors (1055668907).

10222203121 is a wasteful number, since it uses less digits than its factorization.

10222203121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141332 (or 1141319 counting only the distinct ones).

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

Adding to 10222203121 its reverse (12130222201), we get a palindrome (22352425322).

The spelling of 10222203121 in words is "ten billion, two hundred twenty-two million, two hundred three thousand, one hundred twenty-one".