11200220222021 has 4 divisors (see below), whose sum is σ = 11200371045612. Its totient is φ = 11200069398432.

The previous prime is 11200220221973. The next prime is 11200220222041. The reversal of 11200220222021 is 12022202200211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10907497022500 + 292723199521 = 3302650^2 + 541039^2 .

It is a cyclic number.

It is not a de Polignac number, because 11200220222021 - 2³⁴ = 11183040352837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200220222041) 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, 75300350 + ... + 75448943.

It is an arithmetic number, because the mean of its divisors is an integer number (2800092761403).

Almost surely, 2^{11200220222021} is an apocalyptic number.

It is an amenable number.

11200220222021 is a deficient number, since it is larger than the sum of its proper divisors (150823591).

11200220222021 is an equidigital number, since it uses as much as digits as its factorization.

11200220222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150823590.

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

Adding to 11200220222021 its reverse (12022202200211), we get a palindrome (23222422422232).

The spelling of 11200220222021 in words is "eleven trillion, two hundred billion, two hundred twenty million, two hundred twenty-two thousand, twenty-one".