10202121011311 has 2 divisors, whose sum is σ = 10202121011312. Its totient is φ = 10202121011310.

The previous prime is 10202121011293. The next prime is 10202121011351. The reversal of 10202121011311 is 11311012120201.

It is a happy number.

10202121011311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10202121011311 - 2⁹ = 10202121010799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10202121011351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101060505655 + 5101060505656.

It is an arithmetic number, because the mean of its divisors is an integer number (5101060505656).

Almost surely, 2^{10202121011311} is an apocalyptic number.

10202121011311 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202121011311 is an equidigital number, since it uses as much as digits as its factorization.

10202121011311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 10202121011311 its reverse (11311012120201), we get a palindrome (21513133131512).

The spelling of 10202121011311 in words is "ten trillion, two hundred two billion, one hundred twenty-one million, eleven thousand, three hundred eleven".