11221121122102 has 16 divisors (see below), whose sum is σ = 17196601139712. Its totient is φ = 5490131088960.

The previous prime is 11221121122097. The next prime is 11221121122163. The reversal of 11221121122102 is 20122112112211.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11221121122102.

It is a congruent number.

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, 302568049 + ... + 302605132.

It is an arithmetic number, because the mean of its divisors is an integer number (1074787571232).

Almost surely, 2^{11221121122102} is an apocalyptic number.

11221121122102 is a deficient number, since it is larger than the sum of its proper divisors (5975480017610).

11221121122102 is a wasteful number, since it uses less digits than its factorization.

11221121122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605173383.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11221121122102 its reverse (20122112112211), we get a palindrome (31343233234313).

The spelling of 11221121122102 in words is "eleven trillion, two hundred twenty-one billion, one hundred twenty-one million, one hundred twenty-two thousand, one hundred two".