2122122101002 has 8 divisors (see below), whose sum is σ = 3197083515300. Its totient is φ = 1056427595904.

The previous prime is 2122122100999. The next prime is 2122122101003. The reversal of 2122122101002 is 2001012212212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1627872326161 + 494249774841 = 1275881^2 + 703029^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2122122101002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2122122101003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2316726727 + ... + 2316727642.

Almost surely, 2^{2122122101002} is an apocalyptic number.

2122122101002 is a deficient number, since it is larger than the sum of its proper divisors (1074961414298).

2122122101002 is a wasteful number, since it uses less digits than its factorization.

2122122101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4633454600.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2122122101002 its reverse (2001012212212), we get a palindrome (4123134313214).

The spelling of 2122122101002 in words is "two trillion, one hundred twenty-two billion, one hundred twenty-two million, one hundred one thousand, two".