2211020221019 has 2 divisors, whose sum is σ = 2211020221020. Its totient is φ = 2211020221018.

The previous prime is 2211020220989. The next prime is 2211020221031. The reversal of 2211020221019 is 9101220201122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2211020221019 - 2²⁸ = 2210751785563 is a prime.

It is a super-2 number, since 2×2211020221019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2211020220985 and 2211020221003.

It is not a weakly prime, because it can be changed into another prime (2211020221079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105510110509 + 1105510110510.

It is an arithmetic number, because the mean of its divisors is an integer number (1105510110510).

Almost surely, 2^{2211020221019} is an apocalyptic number.

2211020221019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211020221019 is an equidigital number, since it uses as much as digits as its factorization.

2211020221019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 2211020221019 in words is "two trillion, two hundred eleven billion, twenty million, two hundred twenty-one thousand, nineteen".