12220220022002 has 8 divisors (see below), whose sum is σ = 18581430444636. Its totient is φ = 6026409873792.

The previous prime is 12220220021923. The next prime is 12220220022067. The reversal of 12220220022002 is 20022002202221.

It can be written as a sum of positive squares in 2 ways, for example, as 12210754483321 + 9465538681 = 3494389^2 + 97291^2 .

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

It is a super-2 number, since 2×12220220022002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41850068423 + ... + 41850068714.

Almost surely, 2^{12220220022002} is an apocalyptic number.

12220220022002 is a deficient number, since it is larger than the sum of its proper divisors (6361210422634).

12220220022002 is an equidigital number, since it uses as much as digits as its factorization.

12220220022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83700137212.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 12220220022002 its reverse (20022002202221), we get a palindrome (32242222224223).

The spelling of 12220220022002 in words is "twelve trillion, two hundred twenty billion, two hundred twenty million, twenty-two thousand, two".