230723022236 has 48 divisors (see below), whose sum is σ = 477637923840. Its totient is φ = 95415606720.

The previous prime is 230723022139. The next prime is 230723022239. The reversal of 230723022236 is 632220327032.

It is a super-2 number, since 2×230723022236² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230723022239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1316621 + ... + 1481531.

It is an arithmetic number, because the mean of its divisors is an integer number (9950790080).

Almost surely, 2^230723022236 is an apocalyptic number.

It is an amenable number.

230723022236 is an abundant number, since it is smaller than the sum of its proper divisors (246914901604).

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

230723022236 is a wasteful number, since it uses less digits than its factorization.

230723022236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166674 (or 166672 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 32.

Adding to 230723022236 its reverse (632220327032), we get a palindrome (862943349268).

The spelling of 230723022236 in words is "two hundred thirty billion, seven hundred twenty-three million, twenty-two thousand, two hundred thirty-six".