2122321201 has 32 divisors (see below), whose sum is σ = 2915877888. Its totient is φ = 1491013440.

The previous prime is 2122321183. The next prime is 2122321217. The reversal of 2122321201 is 1021232212.

It is a happy number.

It is not a de Polignac number, because 2122321201 - 2⁹ = 2122320689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122351201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18390 + ... + 67696.

It is an arithmetic number, because the mean of its divisors is an integer number (91121184).

Almost surely, 2^2122321201 is an apocalyptic number.

It is an amenable number.

2122321201 is a deficient number, since it is larger than the sum of its proper divisors (793556687).

2122321201 is a wasteful number, since it uses less digits than its factorization.

2122321201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49381.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2122321201 is about 46068.6574690429. The cubic root of 2122321201 is about 1285.1003370606.

Adding to 2122321201 its reverse (1021232212), we get a palindrome (3143553413).

It can be divided in two parts, 21223 and 21201, that added together give a palindrome (42424).

The spelling of 2122321201 in words is "two billion, one hundred twenty-two million, three hundred twenty-one thousand, two hundred one".