1102211221002 has 16 divisors (see below), whose sum is σ = 2204433406560.
Its totient is φ = 367401912912.
The previous prime is 1102211220991. The next prime is 1102211221079. The reversal of 1102211221002 is 2001221122011.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1484649 + ... + 2099667.
It is an arithmetic number, because the mean of its divisors is an integer number (137777087910).
Almost surely, 21102211221002 is an apocalyptic number.
1102211221002 is an abundant number, since it is smaller than the sum of its proper divisors (1102222185558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1102211221002 is a wasteful number, since it uses less digits than its factorization.
1102211221002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 913717.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 1102211221002 its reverse (2001221122011), we get a palindrome (3103432343013).
The spelling of 1102211221002 in words is "one trillion, one hundred two billion, two hundred eleven million, two hundred twenty-one thousand, two".