11201212011101 has 16 divisors (see below), whose sum is σ = 12840562802688. Its totient is φ = 9571657906800.

The previous prime is 11201212011089. The next prime is 11201212011107. The reversal of 11201212011101 is 10111021210211.

It is a cyclic number.

It is not a de Polignac number, because 11201212011101 - 2¹⁰ = 11201212010077 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 (11201212011107) 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, 70429196 + ... + 70588058.

It is an arithmetic number, because the mean of its divisors is an integer number (802535175168).

Almost surely, 2^{11201212011101} is an apocalyptic number.

It is an amenable number.

11201212011101 is a deficient number, since it is larger than the sum of its proper divisors (1639350791587).

11201212011101 is a wasteful number, since it uses less digits than its factorization.

11201212011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189632.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11201212011101 its reverse (10111021210211), we get a palindrome (21312233221312).

The spelling of 11201212011101 in words is "eleven trillion, two hundred one billion, two hundred twelve million, eleven thousand, one hundred one".