11100020212101 has 16 divisors (see below), whose sum is σ = 15200438318144. Its totient is φ = 7199818596864.

The previous prime is 11100020212087. The next prime is 11100020212277. The reversal of 11100020212101 is 10121202000111.

It is not a de Polignac number, because 11100020212101 - 2¹¹ = 11100020210053 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 (11100020212601) 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, 2834586 + ... + 5498628.

It is an arithmetic number, because the mean of its divisors is an integer number (950027394884).

Almost surely, 2^{11100020212101} is an apocalyptic number.

It is an amenable number.

11100020212101 is a deficient number, since it is larger than the sum of its proper divisors (4100418106043).

11100020212101 is a wasteful number, since it uses less digits than its factorization.

11100020212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2701620.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11100020212101 its reverse (10121202000111), we get a palindrome (21221222212212).

The spelling of 11100020212101 in words is "eleven trillion, one hundred billion, twenty million, two hundred twelve thousand, one hundred one".