1022421123 has 20 divisors (see below), whose sum is σ = 1617165000. Its totient is φ = 641518272.

The previous prime is 1022421079. The next prime is 1022421131. The reversal of 1022421123 is 3211242201.

It is a happy number.

1022421123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1022421123 - 2¹⁰ = 1022420099 is a prime.

It is a super-2 number, since 2×1022421123² = 2090689905513162258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1022421096 and 1022421105.

It is not an unprimeable number, because it can be changed into a prime (1022421133) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 369873 + ... + 372626.

It is an arithmetic number, because the mean of its divisors is an integer number (80858250).

Almost surely, 2^1022421123 is an apocalyptic number.

1022421123 is a deficient number, since it is larger than the sum of its proper divisors (594743877).

1022421123 is an equidigital number, since it uses as much as digits as its factorization.

1022421123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742528 (or 742519 counting only the distinct ones).

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

The square root of 1022421123 is about 31975.3205300588. The cubic root of 1022421123 is about 1007.4185368849.

Adding to 1022421123 its reverse (3211242201), we get a palindrome (4233663324).

The spelling of 1022421123 in words is "one billion, twenty-two million, four hundred twenty-one thousand, one hundred twenty-three".