11222120121022 has 4 divisors (see below), whose sum is σ = 16833180181536. Its totient is φ = 5611060060510.

The previous prime is 11222120120989. The next prime is 11222120121041. The reversal of 11222120121022 is 22012102122211.

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

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, 2805530030254 + ... + 2805530030257.

It is an arithmetic number, because the mean of its divisors is an integer number (4208295045384).

Almost surely, 2^{11222120121022} is an apocalyptic number.

11222120121022 is a deficient number, since it is larger than the sum of its proper divisors (5611060060514).

11222120121022 is an equidigital number, since it uses as much as digits as its factorization.

11222120121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5611060060513.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11222120121022 its reverse (22012102122211), we get a palindrome (33234222243233).

The spelling of 11222120121022 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty million, one hundred twenty-one thousand, twenty-two".