202310121011 has 2 divisors, whose sum is σ = 202310121012. Its totient is φ = 202310121010.

The previous prime is 202310120983. The next prime is 202310121031. The reversal of 202310121011 is 110121013202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202310121011 is a prime.

It is not a weakly prime, because it can be changed into another prime (202310121031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101155060505 + 101155060506.

It is an arithmetic number, because the mean of its divisors is an integer number (101155060506).

Almost surely, 2^202310121011 is an apocalyptic number.

202310121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

202310121011 is an equidigital number, since it uses as much as digits as its factorization.

202310121011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 202310121011 its reverse (110121013202), we get a palindrome (312431134213).

The spelling of 202310121011 in words is "two hundred two billion, three hundred ten million, one hundred twenty-one thousand, eleven".