222121210000202 has 8 divisors (see below), whose sum is σ = 333184955965536. Its totient is φ = 111059558011692.

The previous prime is 222121210000199. The next prime is 222121210000273. The reversal of 222121210000202 is 202000012121222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 523228988 + ... + 523653335.

It is an arithmetic number, because the mean of its divisors is an integer number (41648119495692).

Almost surely, 2^{222121210000202} is an apocalyptic number.

222121210000202 is a deficient number, since it is larger than the sum of its proper divisors (111063745965334).

222121210000202 is a wasteful number, since it uses less digits than its factorization.

222121210000202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046988412.

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

Adding to 222121210000202 its reverse (202000012121222), we get a palindrome (424121222121424).

The spelling of 222121210000202 in words is "two hundred twenty-two trillion, one hundred twenty-one billion, two hundred ten million, two hundred two", and thus it is an aban number.