10000121311 has 2 divisors, whose sum is σ = 10000121312. Its totient is φ = 10000121310.

The previous prime is 10000121303. The next prime is 10000121347. The reversal of 10000121311 is 11312100001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10000121311 - 2³ = 10000121303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10000121711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000060655 + 5000060656.

It is an arithmetic number, because the mean of its divisors is an integer number (5000060656).

Almost surely, 2^10000121311 is an apocalyptic number.

10000121311 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000121311 is an equidigital number, since it uses as much as digits as its factorization.

10000121311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 10000121311 its reverse (11312100001), we get a palindrome (21312221312).

The spelling of 10000121311 in words is "ten billion, one hundred twenty-one thousand, three hundred eleven".