2122212021422 has 4 divisors (see below), whose sum is σ = 3183318032136. Its totient is φ = 1061106010710.

The previous prime is 2122212021421. The next prime is 2122212021467. The reversal of 2122212021422 is 2241202122212.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×2122212021422³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122212021421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530553005354 + ... + 530553005357.

It is an arithmetic number, because the mean of its divisors is an integer number (795829508034).

Almost surely, 2^{2122212021422} is an apocalyptic number.

2122212021422 is a deficient number, since it is larger than the sum of its proper divisors (1061106010714).

2122212021422 is a wasteful number, since it uses less digits than its factorization.

2122212021422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061106010713.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 2122212021422 its reverse (2241202122212), we get a palindrome (4363414143634).

The spelling of 2122212021422 in words is "two trillion, one hundred twenty-two billion, two hundred twelve million, twenty-one thousand, four hundred twenty-two".