22203121221201 has 32 divisors (see below), whose sum is σ = 30538258629120. Its totient is φ = 14340718828800.

The previous prime is 22203121221161. The next prime is 22203121221241. The reversal of 22203121221201 is 10212212130222.

It is an interprime number because it is at equal distance from previous prime (22203121221161) and next prime (22203121221241).

It is not a de Polignac number, because 22203121221201 - 2⁶ = 22203121221137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22203121221241) 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, 35669406 + ... + 36286536.

It is an arithmetic number, because the mean of its divisors is an integer number (954320582160).

Almost surely, 2^{22203121221201} is an apocalyptic number.

It is an amenable number.

22203121221201 is a deficient number, since it is larger than the sum of its proper divisors (8335137407919).

22203121221201 is a wasteful number, since it uses less digits than its factorization.

22203121221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619437.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 22203121221201 its reverse (10212212130222), we get a palindrome (32415333351423).

The spelling of 22203121221201 in words is "twenty-two trillion, two hundred three billion, one hundred twenty-one million, two hundred twenty-one thousand, two hundred one".