303223023030 has 128 divisors (see below), whose sum is σ = 757705360896. Its totient is φ = 77598259200.

The previous prime is 303223023023. The next prime is 303223023053. The reversal of 303223023030 is 30320322303.

It is a junction number, because it is equal to n+sod(n) for n = 303223022988 and 303223023006.

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, 102059445 + ... + 102062415.

It is an arithmetic number, because the mean of its divisors is an integer number (5919573132).

Almost surely, 2^303223023030 is an apocalyptic number.

303223023030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 303223023030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378852680448).

303223023030 is an abundant number, since it is smaller than the sum of its proper divisors (454482337866).

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

303223023030 is a wasteful number, since it uses less digits than its factorization.

303223023030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4382.

The product of its (nonzero) digits is 1944, while the sum is 21.

Adding to 303223023030 its reverse (30320322303), we get a palindrome (333543345333).

The spelling of 303223023030 in words is "three hundred three billion, two hundred twenty-three million, twenty-three thousand, thirty".