2122121362 has 16 divisors (see below), whose sum is σ = 3353580000. Its totient is φ = 1004356800.

The previous prime is 2122121321. The next prime is 2122121387. The reversal of 2122121362 is 2631212212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22389 + ... + 68887.

It is an arithmetic number, because the mean of its divisors is an integer number (209598750).

Almost surely, 2^2122121362 is an apocalyptic number.

2122121362 is a deficient number, since it is larger than the sum of its proper divisors (1231458638).

2122121362 is a wasteful number, since it uses less digits than its factorization.

2122121362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47721.

The product of its digits is 576, while the sum is 22.

The square root of 2122121362 is about 46066.4884921783. The cubic root of 2122121362 is about 1285.0600005292.

Adding to 2122121362 its reverse (2631212212), we get a palindrome (4753333574).

The spelling of 2122121362 in words is "two billion, one hundred twenty-two million, one hundred twenty-one thousand, three hundred sixty-two".