11102020020211 has 16 divisors (see below), whose sum is σ = 12091135111200. Its totient is φ = 10153494021888.

The previous prime is 11102020020197. The next prime is 11102020020239. The reversal of 11102020020211 is 11202002020111.

It is a cyclic number.

It is not a de Polignac number, because 11102020020211 - 2¹¹ = 11102020018163 is a prime.

It is a super-3 number, since 3×11102020020211³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11102020020191 and 11102020020200.

It is not an unprimeable number, because it can be changed into a prime (11102020024211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2151535 + ... + 5180071.

It is an arithmetic number, because the mean of its divisors is an integer number (755695944450).

Almost surely, 2^{11102020020211} is an apocalyptic number.

11102020020211 is a deficient number, since it is larger than the sum of its proper divisors (989115090989).

11102020020211 is a wasteful number, since it uses less digits than its factorization.

11102020020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035238.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11102020020211 its reverse (11202002020111), we get a palindrome (22304022040322).

The spelling of 11102020020211 in words is "eleven trillion, one hundred two billion, twenty million, twenty thousand, two hundred eleven".