2121111122119 has 16 divisors (see below), whose sum is σ = 2371728134016. Its totient is φ = 1880695476000.

The previous prime is 2121111122111. The next prime is 2121111122129. The reversal of 2121111122119 is 9112211111212.

It is not a de Polignac number, because 2121111122119 - 2³ = 2121111122111 is a prime.

It is a super-2 number, since 2×2121111122119² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2121111122093 and 2121111122102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121111122111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14173257 + ... + 14322130.

It is an arithmetic number, because the mean of its divisors is an integer number (148233008376).

Almost surely, 2^{2121111122119} is an apocalyptic number.

2121111122119 is a deficient number, since it is larger than the sum of its proper divisors (250617011897).

2121111122119 is a wasteful number, since it uses less digits than its factorization.

2121111122119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28495566.

The product of its digits is 144, while the sum is 25.

The spelling of 2121111122119 in words is "two trillion, one hundred twenty-one billion, one hundred eleven million, one hundred twenty-two thousand, one hundred nineteen".