121021001119 has 2 divisors, whose sum is σ = 121021001120. Its totient is φ = 121021001118.

The previous prime is 121021001093. The next prime is 121021001149. The reversal of 121021001119 is 911100120121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121021001119 is a prime.

It is a super-2 number, since 2×121021001119² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121021001096 and 121021001105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121021001149) 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, 60510500559 + 60510500560.

It is an arithmetic number, because the mean of its divisors is an integer number (60510500560).

Almost surely, 2^121021001119 is an apocalyptic number.

121021001119 is a deficient number, since it is larger than the sum of its proper divisors (1).

121021001119 is an equidigital number, since it uses as much as digits as its factorization.

121021001119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 121021001119 in words is "one hundred twenty-one billion, twenty-one million, one thousand, one hundred nineteen".