11221211022019 has 4 divisors (see below), whose sum is σ = 11221330565520. Its totient is φ = 11221091478520.

The previous prime is 11221211021983. The next prime is 11221211022037. The reversal of 11221211022019 is 91022011212211.

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 11221211022019 - 2¹³ = 11221211013827 is a prime.

It is a super-2 number, since 2×11221211022019² (a number of 27 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 = 11221211021984 and 11221211022002.

It is not an unprimeable number, because it can be changed into a prime (11221211022059) 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, 59630839 + ... + 59818720.

It is an arithmetic number, because the mean of its divisors is an integer number (2805332641380).

Almost surely, 2^{11221211022019} is an apocalyptic number.

11221211022019 is a deficient number, since it is larger than the sum of its proper divisors (119543501).

11221211022019 is an equidigital number, since it uses as much as digits as its factorization.

11221211022019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119543500.

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

The spelling of 11221211022019 in words is "eleven trillion, two hundred twenty-one billion, two hundred eleven million, twenty-two thousand, nineteen".