28293920301022 has 4 divisors (see below), whose sum is σ = 42440880451536. Its totient is φ = 14146960150510.

The previous prime is 28293920300939. The next prime is 28293920301029. The reversal of 28293920301022 is 22010302939282.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 28293920301022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28293920301029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7073480075254 + ... + 7073480075257.

It is an arithmetic number, because the mean of its divisors is an integer number (10610220112884).

Almost surely, 2^{28293920301022} is an apocalyptic number.

28293920301022 is a deficient number, since it is larger than the sum of its proper divisors (14146960150514).

28293920301022 is a wasteful number, since it uses less digits than its factorization.

28293920301022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14146960150513.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 28293920301022 in words is "twenty-eight trillion, two hundred ninety-three billion, nine hundred twenty million, three hundred one thousand, twenty-two".