1102221212202 has 24 divisors (see below), whose sum is σ = 2605250138400. Its totient is φ = 334006427880.

The previous prime is 1102221212153. The next prime is 1102221212327. The reversal of 1102221212202 is 2022121222011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2783386702 + ... + 2783387097.

It is an arithmetic number, because the mean of its divisors is an integer number (108552089100).

Almost surely, 2^{1102221212202} is an apocalyptic number.

1102221212202 is an abundant number, since it is smaller than the sum of its proper divisors (1503028926198).

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

1102221212202 is a wasteful number, since it uses less digits than its factorization.

1102221212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566773818 (or 5566773815 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1102221212202 its reverse (2022121222011), we get a palindrome (3124342434213).

The spelling of 1102221212202 in words is "one trillion, one hundred two billion, two hundred twenty-one million, two hundred twelve thousand, two hundred two".