11102020021211 has 8 divisors (see below), whose sum is σ = 12690948445920. Its totient is φ = 9513822987648.

The previous prime is 11102020021181. The next prime is 11102020021241. The reversal of 11102020021211 is 11212002020111.

It is an interprime number because it is at equal distance from previous prime (11102020021181) and next prime (11102020021241).

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

It is not a de Polignac number, because 11102020021211 - 2³⁸ = 10827142114267 is a prime.

It is a super-3 number, since 3×11102020021211³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11102020021241) 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, 182815256 + ... + 182875973.

It is an arithmetic number, because the mean of its divisors is an integer number (1586368555740).

Almost surely, 2^{11102020021211} is an apocalyptic number.

11102020021211 is a deficient number, since it is larger than the sum of its proper divisors (1588928424709).

11102020021211 is an equidigital number, since it uses as much as digits as its factorization.

11102020021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365695573.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11102020021211 its reverse (11212002020111), we get a palindrome (22314022041322).

The spelling of 11102020021211 in words is "eleven trillion, one hundred two billion, twenty million, twenty-one thousand, two hundred eleven".