11121222210022 has 64 divisors (see below), whose sum is σ = 18650096501760. Its totient is φ = 4942791936000.

The previous prime is 11121222209989. The next prime is 11121222210037. The reversal of 11121222210022 is 22001222212111.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 474301503 + ... + 474324949.

It is an arithmetic number, because the mean of its divisors is an integer number (291407757840).

Almost surely, 2^{11121222210022} is an apocalyptic number.

11121222210022 is a deficient number, since it is larger than the sum of its proper divisors (7528874291738).

11121222210022 is a wasteful number, since it uses less digits than its factorization.

11121222210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25717.

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

Adding to 11121222210022 its reverse (22001222212111), we get a palindrome (33122444422133).

The spelling of 11121222210022 in words is "eleven trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred ten thousand, twenty-two".