20112021119 has 2 divisors, whose sum is σ = 20112021120. Its totient is φ = 20112021118.

The previous prime is 20112021089. The next prime is 20112021157. The reversal of 20112021119 is 91112021102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20112021119 - 2²⁰ = 20110972543 is a prime.

It is a super-2 number, since 2×20112021119² (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 20112021119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20112021199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056010559 + 10056010560.

It is an arithmetic number, because the mean of its divisors is an integer number (10056010560).

Almost surely, 2^20112021119 is an apocalyptic number.

20112021119 is a deficient number, since it is larger than the sum of its proper divisors (1).

20112021119 is an equidigital number, since it uses as much as digits as its factorization.

20112021119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 20112021119 in words is "twenty billion, one hundred twelve million, twenty-one thousand, one hundred nineteen".