1121101220222 has 16 divisors (see below), whose sum is σ = 1754860846752. Its totient is φ = 536150208000.

The previous prime is 1121101220209. The next prime is 1121101220231. The reversal of 1121101220222 is 2220221011211.

It is a self number, because there is not a number n which added to its sum of digits gives 1121101220222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232718 + ... + 1515374.

It is an arithmetic number, because the mean of its divisors is an integer number (109678802922).

Almost surely, 2^{1121101220222} is an apocalyptic number.

1121101220222 is a deficient number, since it is larger than the sum of its proper divisors (633759626530).

1121101220222 is a wasteful number, since it uses less digits than its factorization.

1121101220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301683.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1121101220222 its reverse (2220221011211), we get a palindrome (3341322231433).

The spelling of 1121101220222 in words is "one trillion, one hundred twenty-one billion, one hundred one million, two hundred twenty thousand, two hundred twenty-two".