303022421442 has 64 divisors (see below), whose sum is σ = 727514161920. Its totient is φ = 92937801600.

The previous prime is 303022421417. The next prime is 303022421479. The reversal of 303022421442 is 244124220303.

It is a super-2 number, since 2×303022421442² (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 an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 475659 + ... + 912302.

It is an arithmetic number, because the mean of its divisors is an integer number (11367408780).

Almost surely, 2^303022421442 is an apocalyptic number.

303022421442 is an abundant number, since it is smaller than the sum of its proper divisors (424491740478).

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

303022421442 is a wasteful number, since it uses less digits than its factorization.

303022421442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388296 (or 1388290 counting only the distinct ones).

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

Adding to 303022421442 its reverse (244124220303), we get a palindrome (547146641745).

The spelling of 303022421442 in words is "three hundred three billion, twenty-two million, four hundred twenty-one thousand, four hundred forty-two".