121012023211 has 2 divisors, whose sum is σ = 121012023212. Its totient is φ = 121012023210.

The previous prime is 121012023157. The next prime is 121012023217. The reversal of 121012023211 is 112320210121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121012023211 - 2⁹ = 121012022699 is a prime.

It is not a weakly prime, because it can be changed into another prime (121012023217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60506011605 + 60506011606.

It is an arithmetic number, because the mean of its divisors is an integer number (60506011606).

Almost surely, 2^121012023211 is an apocalyptic number.

121012023211 is a deficient number, since it is larger than the sum of its proper divisors (1).

121012023211 is an equidigital number, since it uses as much as digits as its factorization.

121012023211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 121012023211 its reverse (112320210121), we get a palindrome (233332233332).

The spelling of 121012023211 in words is "one hundred twenty-one billion, twelve million, twenty-three thousand, two hundred eleven".