2221220212202 has 8 divisors (see below), whose sum is σ = 3507189808800. Its totient is φ = 1052156942604.

The previous prime is 2221220212187. The next prime is 2221220212207. The reversal of 2221220212202 is 2022120221222.

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

It is not an unprimeable number, because it can be changed into a prime (2221220212207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29226581702 + ... + 29226581777.

It is an arithmetic number, because the mean of its divisors is an integer number (438398726100).

Almost surely, 2^{2221220212202} is an apocalyptic number.

2221220212202 is a deficient number, since it is larger than the sum of its proper divisors (1285969596598).

2221220212202 is a wasteful number, since it uses less digits than its factorization.

2221220212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58453163500.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 2221220212202 its reverse (2022120221222), we get a palindrome (4243340433424).

The spelling of 2221220212202 in words is "two trillion, two hundred twenty-one billion, two hundred twenty million, two hundred twelve thousand, two hundred two".