1122222121102 has 8 divisors (see below), whose sum is σ = 1683995137056. Its totient is φ = 560890408752.

The previous prime is 1122222121079. The next prime is 1122222121171. The reversal of 1122222121102 is 2011212222211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1122222121102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110319543 + ... + 110329714.

It is an arithmetic number, because the mean of its divisors is an integer number (210499392132).

Almost surely, 2^{1122222121102} is an apocalyptic number.

1122222121102 is a deficient number, since it is larger than the sum of its proper divisors (561773015954).

1122222121102 is a wasteful number, since it uses less digits than its factorization.

1122222121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220651802.

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

Adding to 1122222121102 its reverse (2011212222211), we get a palindrome (3133434343313).

The spelling of 1122222121102 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred two".