11201121102 has 16 divisors (see below), whose sum is σ = 22508416512. Its totient is φ = 3716011320.

The previous prime is 11201121067. The next prime is 11201121119. The reversal of 11201121102 is 20112110211.

It is a super-3 number, since 3×11201121102³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4422558 + ... + 4425089.

It is an arithmetic number, because the mean of its divisors is an integer number (1406776032).

Almost surely, 2^11201121102 is an apocalyptic number.

11201121102 is an abundant number, since it is smaller than the sum of its proper divisors (11307295410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11201121102 is a wasteful number, since it uses less digits than its factorization.

11201121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8847863.

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

Adding to 11201121102 its reverse (20112110211), we get a palindrome (31313231313).

It can be divided in two parts, 11 and 201121102, that multiplied together give a palindrome (2212332122).

The spelling of 11201121102 in words is "eleven billion, two hundred one million, one hundred twenty-one thousand, one hundred two".