2120021119 has 2 divisors, whose sum is σ = 2120021120. Its totient is φ = 2120021118.

The previous prime is 2120021107. The next prime is 2120021161. The reversal of 2120021119 is 9111200212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120021119 - 2²¹ = 2117923967 is a prime.

It is a super-2 number, since 2×2120021119² = 8988979090012024322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2120021096 and 2120021105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120021179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060010559 + 1060010560.

It is an arithmetic number, because the mean of its divisors is an integer number (1060010560).

Almost surely, 2^2120021119 is an apocalyptic number.

2120021119 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120021119 is an equidigital number, since it uses as much as digits as its factorization.

2120021119 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 19.

The square root of 2120021119 is about 46043.6870699991. The cubic root of 2120021119 is about 1284.6359234430.

The spelling of 2120021119 in words is "two billion, one hundred twenty million, twenty-one thousand, one hundred nineteen".