1422211023 has 24 divisors (see below), whose sum is σ = 2110987008. Its totient is φ = 922229712.

The previous prime is 1422211019. The next prime is 1422211067. The reversal of 1422211023 is 3201122241.

It is a happy number.

It is not a de Polignac number, because 1422211023 - 2² = 1422211019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1422210987 and 1422211005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422211073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58636 + ... + 79262.

It is an arithmetic number, because the mean of its divisors is an integer number (87957792).

Almost surely, 2^1422211023 is an apocalyptic number.

1422211023 is a deficient number, since it is larger than the sum of its proper divisors (688775985).

1422211023 is a wasteful number, since it uses less digits than its factorization.

1422211023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20843 (or 20840 counting only the distinct ones).

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

The square root of 1422211023 is about 37712.2131808782. The cubic root of 1422211023 is about 1124.5739352519.

Adding to 1422211023 its reverse (3201122241), we get a palindrome (4623333264).

The spelling of 1422211023 in words is "one billion, four hundred twenty-two million, two hundred eleven thousand, twenty-three".