11012100202221 has 8 divisors (see below), whose sum is σ = 14699542348704. Its totient is φ = 7333029095280.

The previous prime is 11012100202219. The next prime is 11012100202277. The reversal of 11012100202221 is 12220200121011.

11012100202221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11012100202221 - 2¹ = 11012100202219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11012100202221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012100202121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2092756815 + ... + 2092762076.

It is an arithmetic number, because the mean of its divisors is an integer number (1837442793588).

Almost surely, 2^{11012100202221} is an apocalyptic number.

It is an amenable number.

11012100202221 is a deficient number, since it is larger than the sum of its proper divisors (3687442146483).

11012100202221 is an equidigital number, since it uses as much as digits as its factorization.

11012100202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4185519771.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11012100202221 its reverse (12220200121011), we get a palindrome (23232300323232).

The spelling of 11012100202221 in words is "eleven trillion, twelve billion, one hundred million, two hundred two thousand, two hundred twenty-one".