202201010012221 has 64 divisors (see below), whose sum is σ = 228935146003200. Its totient is φ = 176998761472000.

The previous prime is 202201010012203. The next prime is 202201010012273. The reversal of 202201010012221 is 122210010102202.

It is a happy number.

It is not a de Polignac number, because 202201010012221 - 2³¹ = 202198862528573 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202201010012195 and 202201010012204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202201010012201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106365601371 + ... + 106365603271.

It is an arithmetic number, because the mean of its divisors is an integer number (3577111656300).

Almost surely, 2^{202201010012221} is an apocalyptic number.

It is an amenable number.

202201010012221 is a deficient number, since it is larger than the sum of its proper divisors (26734135990979).

202201010012221 is a wasteful number, since it uses less digits than its factorization.

202201010012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550.

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

Adding to 202201010012221 its reverse (122210010102202), we get a palindrome (324411020114423).

The spelling of 202201010012221 in words is "two hundred two trillion, two hundred one billion, ten million, twelve thousand, two hundred twenty-one".