20011101122119 has 2 divisors, whose sum is σ = 20011101122120. Its totient is φ = 20011101122118.

The previous prime is 20011101122099. The next prime is 20011101122183. The reversal of 20011101122119 is 91122110111002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20011101122119 - 2²⁷ = 20010966904391 is a prime.

It is a super-2 number, since 2×20011101122119² (a number of 27 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 20011101122119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20011101120119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005550561059 + 10005550561060.

It is an arithmetic number, because the mean of its divisors is an integer number (10005550561060).

Almost surely, 2^{20011101122119} is an apocalyptic number.

20011101122119 is a deficient number, since it is larger than the sum of its proper divisors (1).

20011101122119 is an equidigital number, since it uses as much as digits as its factorization.

20011101122119 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 22.

The spelling of 20011101122119 in words is "twenty trillion, eleven billion, one hundred one million, one hundred twenty-two thousand, one hundred nineteen".