121011202219 has 2 divisors, whose sum is σ = 121011202220. Its totient is φ = 121011202218.

The previous prime is 121011202183. The next prime is 121011202241. The reversal of 121011202219 is 912202110121.

It is an a-pointer prime, because the next prime (121011202241) can be obtained adding 121011202219 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121011202219 - 2²³ = 121002813611 is a prime.

It is a super-2 number, since 2×121011202219² (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 121011202219.

It is not a weakly prime, because it can be changed into another prime (121011202259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505601109 + 60505601110.

It is an arithmetic number, because the mean of its divisors is an integer number (60505601110).

Almost surely, 2^121011202219 is an apocalyptic number.

121011202219 is a deficient number, since it is larger than the sum of its proper divisors (1).

121011202219 is an equidigital number, since it uses as much as digits as its factorization.

121011202219 is an evil number, because the sum of its binary digits is even.

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

The spelling of 121011202219 in words is "one hundred twenty-one billion, eleven million, two hundred two thousand, two hundred nineteen".