12220101022 has 4 divisors (see below), whose sum is σ = 18330151536. Its totient is φ = 6110050510.

The previous prime is 12220101011. The next prime is 12220101053. The reversal of 12220101022 is 22010102221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 12220100993 and 12220101011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3055025254 + ... + 3055025257.

It is an arithmetic number, because the mean of its divisors is an integer number (4582537884).

Almost surely, 2^12220101022 is an apocalyptic number.

12220101022 is a deficient number, since it is larger than the sum of its proper divisors (6110050514).

12220101022 is an equidigital number, since it uses as much as digits as its factorization.

12220101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6110050513.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12220101022 its reverse (22010102221), we get a palindrome (34230203243).

The spelling of 12220101022 in words is "twelve billion, two hundred twenty million, one hundred one thousand, twenty-two".