121222210101019 has 2 divisors, whose sum is σ = 121222210101020. Its totient is φ = 121222210101018.

The previous prime is 121222210100989. The next prime is 121222210101151. The reversal of 121222210101019 is 910101012222121.

It is a weak prime.

It is an emirp because it is prime and its reverse (910101012222121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121222210101019 - 2²⁹ = 121221673230107 is a prime.

It is a super-2 number, since 2×121222210101019² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121222210100984 and 121222210101002.

It is not a weakly prime, because it can be changed into another prime (121222210171019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60611105050509 + 60611105050510.

It is an arithmetic number, because the mean of its divisors is an integer number (60611105050510).

Almost surely, 2^{121222210101019} is an apocalyptic number.

121222210101019 is a deficient number, since it is larger than the sum of its proper divisors (1).

121222210101019 is an equidigital number, since it uses as much as digits as its factorization.

121222210101019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 121222210101019 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, two hundred ten million, one hundred one thousand, nineteen".