2221110002122 has 16 divisors (see below), whose sum is σ = 3636455619744. Its totient is φ = 1009064350000.

The previous prime is 2221110002081. The next prime is 2221110002143. The reversal of 2221110002122 is 2212000111222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2221110002096 and 2221110002105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26512504 + ... + 26596147.

It is an arithmetic number, because the mean of its divisors is an integer number (227278476234).

Almost surely, 2^{2221110002122} is an apocalyptic number.

2221110002122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2221110002122 is a deficient number, since it is larger than the sum of its proper divisors (1415345617622).

2221110002122 is a wasteful number, since it uses less digits than its factorization.

2221110002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53110565.

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

Adding to 2221110002122 its reverse (2212000111222), we get a palindrome (4433110113344).

The spelling of 2221110002122 in words is "two trillion, two hundred twenty-one billion, one hundred ten million, two thousand, one hundred twenty-two".