211002201021023 has 2 divisors, whose sum is σ = 211002201021024. Its totient is φ = 211002201021022.

The previous prime is 211002201020983. The next prime is 211002201021049. The reversal of 211002201021023 is 320120102200112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211002201021023 - 2¹² = 211002201016927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211002201020992 and 211002201021010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211002201021523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105501100510511 + 105501100510512.

It is an arithmetic number, because the mean of its divisors is an integer number (105501100510512).

Almost surely, 2^{211002201021023} is an apocalyptic number.

211002201021023 is a deficient number, since it is larger than the sum of its proper divisors (1).

211002201021023 is an equidigital number, since it uses as much as digits as its factorization.

211002201021023 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 17.

Adding to 211002201021023 its reverse (320120102200112), we get a palindrome (531122303221135).

The spelling of 211002201021023 in words is "two hundred eleven trillion, two billion, two hundred one million, twenty-one thousand, twenty-three".