20112100221119 has 2 divisors, whose sum is σ = 20112100221120. Its totient is φ = 20112100221118.

The previous prime is 20112100220983. The next prime is 20112100221163. The reversal of 20112100221119 is 91112200121102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20112100221119 - 2²⁸ = 20111831785663 is a prime.

It is a super-2 number, since 2×20112100221119² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20112100221094 and 20112100221103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20112100221179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056050110559 + 10056050110560.

It is an arithmetic number, because the mean of its divisors is an integer number (10056050110560).

Almost surely, 2^{20112100221119} is an apocalyptic number.

20112100221119 is a deficient number, since it is larger than the sum of its proper divisors (1).

20112100221119 is an equidigital number, since it uses as much as digits as its factorization.

20112100221119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 20112100221119 in words is "twenty trillion, one hundred twelve billion, one hundred million, two hundred twenty-one thousand, one hundred nineteen".