11220102221012 has 6 divisors (see below), whose sum is σ = 19635178886778. Its totient is φ = 5610051110504.

The previous prime is 11220102220997. The next prime is 11220102221039. The reversal of 11220102221012 is 21012220102211.

It can be written as a sum of positive squares in only one way, i.e., 10596561415696 + 623540805316 = 3255236^2 + 789646^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402512777623 + ... + 1402512777630.

It is an arithmetic number, because the mean of its divisors is an integer number (3272529814463).

Almost surely, 2^{11220102221012} is an apocalyptic number.

It is an amenable number.

11220102221012 is a deficient number, since it is larger than the sum of its proper divisors (8415076665766).

11220102221012 is a wasteful number, since it uses less digits than its factorization.

11220102221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805025555257 (or 2805025555255 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11220102221012 its reverse (21012220102211), we get a palindrome (32232322323223).

The spelling of 11220102221012 in words is "eleven trillion, two hundred twenty billion, one hundred two million, two hundred twenty-one thousand, twelve".