302030013144 has 32 divisors (see below), whose sum is σ = 755472345840. Its totient is φ = 100623696000.

The previous prime is 302030013113. The next prime is 302030013161. The reversal of 302030013144 is 441310030203.

It is a super-4 number, since 4×302030013144⁴ (a number of 47 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 302030013144.

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, 3264367 + ... + 3355614.

Almost surely, 2^302030013144 is an apocalyptic number.

It is an amenable number.

302030013144 is an abundant number, since it is smaller than the sum of its proper divisors (453442332696).

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

302030013144 is a wasteful number, since it uses less digits than its factorization.

302030013144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6621891 (or 6621887 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 302030013144 its reverse (441310030203), we get a palindrome (743340043347).

The spelling of 302030013144 in words is "three hundred two billion, thirty million, thirteen thousand, one hundred forty-four".