121002011110103 has 2 divisors, whose sum is σ = 121002011110104. Its totient is φ = 121002011110102.

The previous prime is 121002011110073. The next prime is 121002011110187. The reversal of 121002011110103 is 301011110200121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121002011110103 - 2²² = 121002006915799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121002011110403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60501005555051 + 60501005555052.

It is an arithmetic number, because the mean of its divisors is an integer number (60501005555052).

Almost surely, 2^{121002011110103} is an apocalyptic number.

121002011110103 is a deficient number, since it is larger than the sum of its proper divisors (1).

121002011110103 is an equidigital number, since it uses as much as digits as its factorization.

121002011110103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 121002011110103 its reverse (301011110200121), we get a palindrome (422013121310224).

The spelling of 121002011110103 in words is "one hundred twenty-one trillion, two billion, eleven million, one hundred ten thousand, one hundred three".