1223340030 has 128 divisors (see below), whose sum is σ = 3574056960. Its totient is φ = 295297920.

The previous prime is 1223339969. The next prime is 1223340049. The reversal of 1223340030 is 300433221.

1223340030 is a `hidden beast` number, since 1 + 2 + 233 + 400 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1223339985 and 1223340012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 821947 + ... + 823433.

It is an arithmetic number, because the mean of its divisors is an integer number (27922320).

Almost surely, 2^1223340030 is an apocalyptic number.

1223340030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1223340030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1787028480).

1223340030 is an abundant number, since it is smaller than the sum of its proper divisors (2350716930).

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

1223340030 is a wasteful number, since it uses less digits than its factorization.

1223340030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1791 (or 1785 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 1223340030 is about 34976.2781038806. The cubic root of 1223340030 is about 1069.5039567569.

Adding to 1223340030 its reverse (300433221), we get a palindrome (1523773251).

The spelling of 1223340030 in words is "one billion, two hundred twenty-three million, three hundred forty thousand, thirty".