121102211321219 has 4 divisors (see below), whose sum is σ = 121282155172296. Its totient is φ = 120922267470144.

The previous prime is 121102211321213. The next prime is 121102211321237. The reversal of 121102211321219 is 912123112201121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121102211321219 - 2¹² = 121102211317123 is a prime.

It is a super-2 number, since 2×121102211321219² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121102211321191 and 121102211321200.

It is not an unprimeable number, because it can be changed into a prime (121102211321213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89971924529 + ... + 89971925874.

It is an arithmetic number, because the mean of its divisors is an integer number (30320538793074).

Almost surely, 2^{121102211321219} is an apocalyptic number.

121102211321219 is a deficient number, since it is larger than the sum of its proper divisors (179943851077).

121102211321219 is an equidigital number, since it uses as much as digits as its factorization.

121102211321219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179943851076.

The product of its (nonzero) digits is 864, while the sum is 29.

The spelling of 121102211321219 in words is "one hundred twenty-one trillion, one hundred two billion, two hundred eleven million, three hundred twenty-one thousand, two hundred nineteen".