2120427422 has 16 divisors (see below), whose sum is σ = 3289864032. Its totient is φ = 1024308480.

The previous prime is 2120427383. The next prime is 2120427443. The reversal of 2120427422 is 2247240212.

It is a junction number, because it is equal to n+sod(n) for n = 2120427391 and 2120427400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117083 + ... + 133974.

It is an arithmetic number, because the mean of its divisors is an integer number (205616502).

Almost surely, 2^2120427422 is an apocalyptic number.

2120427422 is a deficient number, since it is larger than the sum of its proper divisors (1169436610).

2120427422 is a wasteful number, since it uses less digits than its factorization.

2120427422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251203.

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 2120427422 is about 46048.0990052793. The cubic root of 2120427422 is about 1284.7179852181.

Adding to 2120427422 its reverse (2247240212), we get a palindrome (4367667634).

The spelling of 2120427422 in words is "two billion, one hundred twenty million, four hundred twenty-seven thousand, four hundred twenty-two".