12002102021023 has 2 divisors, whose sum is σ = 12002102021024. Its totient is φ = 12002102021022.

The previous prime is 12002102021009. The next prime is 12002102021033. The reversal of 12002102021023 is 32012020120021.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (32012020120021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12002102021023 is a prime.

It is a super-2 number, since 2×12002102021023² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12002102020988 and 12002102021006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12002102021033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001051010511 + 6001051010512.

It is an arithmetic number, because the mean of its divisors is an integer number (6001051010512).

Almost surely, 2^{12002102021023} is an apocalyptic number.

12002102021023 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002102021023 is an equidigital number, since it uses as much as digits as its factorization.

12002102021023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12002102021023 its reverse (32012020120021), we get a palindrome (44014122141044).

The spelling of 12002102021023 in words is "twelve trillion, two billion, one hundred two million, twenty-one thousand, twenty-three".