1102221121204 has 36 divisors (see below), whose sum is σ = 2244054610980. Its totient is φ = 472328411520.

The previous prime is 1102221121193. The next prime is 1102221121241. The reversal of 1102221121204 is 4021211222011.

It can be written as a sum of positive squares in 2 ways, for example, as 293926622500 + 808294498704 = 542150^2 + 899052^2 .

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 11 ways as a sum of consecutive naturals, for example, 1499634 + ... + 2110294.

It is an arithmetic number, because the mean of its divisors is an integer number (62334850305).

Almost surely, 2^{1102221121204} is an apocalyptic number.

1102221121204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1102221121204 is an abundant number, since it is smaller than the sum of its proper divisors (1141833489776).

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

1102221121204 is a wasteful number, since it uses less digits than its factorization.

1102221121204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619888 (or 619879 counting only the distinct ones).

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

Adding to 1102221121204 its reverse (4021211222011), we get a palindrome (5123432343215).

The spelling of 1102221121204 in words is "one trillion, one hundred two billion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred four".