1102221121012 has 48 divisors (see below), whose sum is σ = 2229855768000. Its totient is φ = 471455112960.

The previous prime is 1102221121007. The next prime is 1102221121049. The reversal of 1102221121012 is 2101211222011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4299753 + ... + 4548880.

It is an arithmetic number, because the mean of its divisors is an integer number (46455328500).

Almost surely, 2^{1102221121012} is an apocalyptic number.

It is an amenable number.

1102221121012 is an abundant number, since it is smaller than the sum of its proper divisors (1127634646988).

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

1102221121012 is a wasteful number, since it uses less digits than its factorization.

1102221121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8848816 (or 8848814 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1102221121012 its reverse (2101211222011), we get a palindrome (3203432343023).

The spelling of 1102221121012 in words is "one trillion, one hundred two billion, two hundred twenty-one million, one hundred twenty-one thousand, twelve".