1100121102222 has 16 divisors (see below), whose sum is σ = 2202922168272. Its totient is φ = 366260373440.

The previous prime is 1100121102191. The next prime is 1100121102239. The reversal of 1100121102222 is 2222011210011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111659823 + ... + 111669674.

It is an arithmetic number, because the mean of its divisors is an integer number (137682635517).

Almost surely, 2^{1100121102222} is an apocalyptic number.

1100121102222 is an abundant number, since it is smaller than the sum of its proper divisors (1102801066050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1100121102222 is a wasteful number, since it uses less digits than its factorization.

1100121102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223330323.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1100121102222 its reverse (2222011210011), we get a palindrome (3322132312233).

The spelling of 1100121102222 in words is "one trillion, one hundred billion, one hundred twenty-one million, one hundred two thousand, two hundred twenty-two".