121022210211011 has 2 divisors, whose sum is σ = 121022210211012. Its totient is φ = 121022210211010.

The previous prime is 121022210210983. The next prime is 121022210211073. The reversal of 121022210211011 is 110112012220121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121022210211011 - 2⁶ = 121022210210947 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (121022210211611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60511105105505 + 60511105105506.

It is an arithmetic number, because the mean of its divisors is an integer number (60511105105506).

Almost surely, 2^{121022210211011} is an apocalyptic number.

121022210211011 is a deficient number, since it is larger than the sum of its proper divisors (1).

121022210211011 is an equidigital number, since it uses as much as digits as its factorization.

121022210211011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121022210211011 its reverse (110112012220121), we get a palindrome (231134222431132).

The spelling of 121022210211011 in words is "one hundred twenty-one trillion, twenty-two billion, two hundred ten million, two hundred eleven thousand, eleven".