2122212002001 has 32 divisors (see below), whose sum is σ = 3492470204160. Its totient is φ = 1116237348864.

The previous prime is 2122212001979. The next prime is 2122212002017. The reversal of 2122212002001 is 1002002122212.

It is not a de Polignac number, because 2122212002001 - 2¹⁷ = 2122211870929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122212002101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10914496 + ... + 11107233.

It is an arithmetic number, because the mean of its divisors is an integer number (109139693880).

Almost surely, 2^{2122212002001} is an apocalyptic number.

2122212002001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2122212002001 is a deficient number, since it is larger than the sum of its proper divisors (1370258202159).

2122212002001 is a wasteful number, since it uses less digits than its factorization.

2122212002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22022105.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2122212002001 its reverse (1002002122212), we get a palindrome (3124214124213).

The spelling of 2122212002001 in words is "two trillion, one hundred twenty-two billion, two hundred twelve million, two thousand, one".