303102420444 has 24 divisors (see below), whose sum is σ = 785821090320. Its totient is φ = 101034140112.

The previous prime is 303102420427. The next prime is 303102420469. The reversal of 303102420444 is 444024201303.

It is a happy number.

It is a super-2 number, since 2×303102420444² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1403251839 + ... + 1403252054.

It is an arithmetic number, because the mean of its divisors is an integer number (32742545430).

Almost surely, 2^303102420444 is an apocalyptic number.

It is an amenable number.

303102420444 is an abundant number, since it is smaller than the sum of its proper divisors (482718669876).

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

303102420444 is a wasteful number, since it uses less digits than its factorization.

303102420444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806503906 (or 2806503898 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 303102420444 its reverse (444024201303), we get a palindrome (747126621747).

The spelling of 303102420444 in words is "three hundred three billion, one hundred two million, four hundred twenty thousand, four hundred forty-four".