10123020203311 has 2 divisors, whose sum is σ = 10123020203312. Its totient is φ = 10123020203310.

The previous prime is 10123020203291. The next prime is 10123020203321. The reversal of 10123020203311 is 11330202032101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10123020203311 - 2¹¹ = 10123020201263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10123020203321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061510101655 + 5061510101656.

It is an arithmetic number, because the mean of its divisors is an integer number (5061510101656).

Almost surely, 2^{10123020203311} is an apocalyptic number.

10123020203311 is a deficient number, since it is larger than the sum of its proper divisors (1).

10123020203311 is an equidigital number, since it uses as much as digits as its factorization.

10123020203311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 10123020203311 its reverse (11330202032101), we get a palindrome (21453222235412).

The spelling of 10123020203311 in words is "ten trillion, one hundred twenty-three billion, twenty million, two hundred three thousand, three hundred eleven".