10222221123 has 6 divisors (see below), whose sum is σ = 14765430524. Its totient is φ = 6814814076.

The previous prime is 10222221109. The next prime is 10222221137. The reversal of 10222221123 is 32112222201.

It is an interprime number because it is at equal distance from previous prime (10222221109) and next prime (10222221137).

It is not a de Polignac number, because 10222221123 - 2¹⁴ = 10222204739 is a prime.

It is a super-2 number, since 2×10222221123² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10222221096 and 10222221105.

It is not an unprimeable number, because it can be changed into a prime (10222221623) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 567901165 + ... + 567901182.

Almost surely, 2^10222221123 is an apocalyptic number.

10222221123 is a deficient number, since it is larger than the sum of its proper divisors (4543209401).

10222221123 is a wasteful number, since it uses less digits than its factorization.

10222221123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135802353 (or 1135802350 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10222221123 its reverse (32112222201), we get a palindrome (42334443324).

The spelling of 10222221123 in words is "ten billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred twenty-three".