12021023093 has 2 divisors, whose sum is σ = 12021023094. Its totient is φ = 12021023092.

The previous prime is 12021023087. The next prime is 12021023143. The reversal of 12021023093 is 39032012021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8991401329 + 3029621764 = 94823^2 + 55042^2 .

It is a cyclic number.

It is not a de Polignac number, because 12021023093 - 2⁶ = 12021023029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12021023033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010511546 + 6010511547.

It is an arithmetic number, because the mean of its divisors is an integer number (6010511547).

Almost surely, 2^12021023093 is an apocalyptic number.

It is an amenable number.

12021023093 is a deficient number, since it is larger than the sum of its proper divisors (1).

12021023093 is an equidigital number, since it uses as much as digits as its factorization.

12021023093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 12021023093 in words is "twelve billion, twenty-one million, twenty-three thousand, ninety-three".