11202120022220 has 12 divisors (see below), whose sum is σ = 23524452046704. Its totient is φ = 4480848008880.

The previous prime is 11202120022189. The next prime is 11202120022229. The reversal of 11202120022220 is 2222002120211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11202120022229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280053000536 + ... + 280053000575.

It is an arithmetic number, because the mean of its divisors is an integer number (1960371003892).

Almost surely, 2^{11202120022220} is an apocalyptic number.

11202120022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11202120022220 is an abundant number, since it is smaller than the sum of its proper divisors (12322332024484).

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

11202120022220 is a wasteful number, since it uses less digits than its factorization.

11202120022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560106001120 (or 560106001118 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11202120022220 its reverse (2222002120211), we get a palindrome (13424122142431).

The spelling of 11202120022220 in words is "eleven trillion, two hundred two billion, one hundred twenty million, twenty-two thousand, two hundred twenty".