303040222030 has 128 divisors (see below), whose sum is σ = 707949849600. Its totient is φ = 90696858624.

The previous prime is 303040222019. The next prime is 303040222031. The reversal of 303040222030 is 30222040303.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 303040221989 and 303040222007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303040222031) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9822609 + ... + 9853411.

It is an arithmetic number, because the mean of its divisors is an integer number (5530858200).

Almost surely, 2^303040222030 is an apocalyptic number.

303040222030 is an abundant number, since it is smaller than the sum of its proper divisors (404909627570).

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

303040222030 is a wasteful number, since it uses less digits than its factorization.

303040222030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31418.

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 303040222030 its reverse (30222040303), we get a palindrome (333262262333).

The spelling of 303040222030 in words is "three hundred three billion, forty million, two hundred twenty-two thousand, thirty".