20013101219 has 2 divisors, whose sum is σ = 20013101220. Its totient is φ = 20013101218.

The previous prime is 20013101167. The next prime is 20013101257. The reversal of 20013101219 is 91210131002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20013101219 - 2¹⁶ = 20013035683 is a prime.

It is a super-2 number, since 2×20013101219² (a number of 21 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 20013101219.

It is not a weakly prime, because it can be changed into another prime (20013101279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006550609 + 10006550610.

It is an arithmetic number, because the mean of its divisors is an integer number (10006550610).

Almost surely, 2^20013101219 is an apocalyptic number.

20013101219 is a deficient number, since it is larger than the sum of its proper divisors (1).

20013101219 is an equidigital number, since it uses as much as digits as its factorization.

20013101219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 20013101219 in words is "twenty billion, thirteen million, one hundred one thousand, two hundred nineteen".