121220201119 has 2 divisors, whose sum is σ = 121220201120. Its totient is φ = 121220201118.

The previous prime is 121220201107. The next prime is 121220201147. The reversal of 121220201119 is 911102022121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121220201119 - 2¹⁵ = 121220168351 is a prime.

It is a super-2 number, since 2×121220201119² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121220201119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121220201189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60610100559 + 60610100560.

It is an arithmetic number, because the mean of its divisors is an integer number (60610100560).

Almost surely, 2^121220201119 is an apocalyptic number.

121220201119 is a deficient number, since it is larger than the sum of its proper divisors (1).

121220201119 is an equidigital number, since it uses as much as digits as its factorization.

121220201119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 121220201119 in words is "one hundred twenty-one billion, two hundred twenty million, two hundred one thousand, one hundred nineteen".