221010212200022 has 96 divisors (see below), whose sum is σ = 401508743951232. Its totient is φ = 90901593758976.

The previous prime is 221010212200003. The next prime is 221010212200027. The reversal of 221010212200022 is 220002212010122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221010212200027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 422795288 + ... + 423317700.

It is an arithmetic number, because the mean of its divisors is an integer number (4182382749492).

Almost surely, 2^{221010212200022} is an apocalyptic number.

221010212200022 is a deficient number, since it is larger than the sum of its proper divisors (180498531751210).

221010212200022 is a wasteful number, since it uses less digits than its factorization.

221010212200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524262 (or 524255 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 221010212200022 its reverse (220002212010122), we get a palindrome (441012424210144).

The spelling of 221010212200022 in words is "two hundred twenty-one trillion, ten billion, two hundred twelve million, two hundred thousand, twenty-two".