11220020120101 has 16 divisors (see below), whose sum is σ = 12118128422400. Its totient is φ = 10326922622208.

The previous prime is 11220020120033. The next prime is 11220020120107. The reversal of 11220020120101 is 10102102002211.

It is a cyclic number.

It is not a de Polignac number, because 11220020120101 - 2⁹ = 11220020119589 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220020120107) 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, 42510820 + ... + 42773938.

It is an arithmetic number, because the mean of its divisors is an integer number (757383026400).

Almost surely, 2^{11220020120101} is an apocalyptic number.

It is an amenable number.

11220020120101 is a deficient number, since it is larger than the sum of its proper divisors (898108302299).

11220020120101 is a wasteful number, since it uses less digits than its factorization.

11220020120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272628.

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

Adding to 11220020120101 its reverse (10102102002211), we get a palindrome (21322122122312).

The spelling of 11220020120101 in words is "eleven trillion, two hundred twenty billion, twenty million, one hundred twenty thousand, one hundred one".