9022123420 has 24 divisors (see below), whose sum is σ = 18969403824. Its totient is φ = 3604478976.

The previous prime is 9022123403. The next prime is 9022123421. The reversal of 9022123420 is 243212209.

It is a super-2 number, since 2×9022123420² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9022123421) 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, 256197 + ... + 289276.

It is an arithmetic number, because the mean of its divisors is an integer number (790391826).

Almost surely, 2^9022123420 is an apocalyptic number.

It is an amenable number.

9022123420 is an abundant number, since it is smaller than the sum of its proper divisors (9947280404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9022123420 is a wasteful number, since it uses less digits than its factorization.

9022123420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546309 (or 546307 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 9022123420 is about 94984.8588986687. The cubic root of 9022123420 is about 2081.7868198110.

Adding to 9022123420 its reverse (243212209), we get a palindrome (9265335629).

The spelling of 9022123420 in words is "nine billion, twenty-two million, one hundred twenty-three thousand, four hundred twenty".