302244012021 has 16 divisors (see below), whose sum is σ = 461570113664. Its totient is φ = 172332935424.

The previous prime is 302244011941. The next prime is 302244012101. The reversal of 302244012021 is 120210442203.

It is an interprime number because it is at equal distance from previous prime (302244011941) and next prime (302244012101).

It is not a de Polignac number, because 302244012021 - 2¹⁰ = 302244010997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302244012121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15737200 + ... + 15756393.

It is an arithmetic number, because the mean of its divisors is an integer number (28848132104).

Almost surely, 2^302244012021 is an apocalyptic number.

It is an amenable number.

302244012021 is a deficient number, since it is larger than the sum of its proper divisors (159326101643).

302244012021 is a wasteful number, since it uses less digits than its factorization.

302244012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31494060.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 302244012021 its reverse (120210442203), we get a palindrome (422454454224).

The spelling of 302244012021 in words is "three hundred two billion, two hundred forty-four million, twelve thousand, twenty-one".