11210121340 has 96 divisors (see below), whose sum is σ = 27368699904. Its totient is φ = 3816130560.

The previous prime is 11210121257. The next prime is 11210121367. The reversal of 11210121340 is 4312101211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 214252 + ... + 261388.

It is an arithmetic number, because the mean of its divisors is an integer number (285090624).

Almost surely, 2^11210121340 is an apocalyptic number.

11210121340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11210121340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13684349952).

11210121340 is an abundant number, since it is smaller than the sum of its proper divisors (16158578564).

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

11210121340 is a wasteful number, since it uses less digits than its factorization.

11210121340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47227 (or 47225 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11210121340 its reverse (4312101211), we get a palindrome (15522222551).

The spelling of 11210121340 in words is "eleven billion, two hundred ten million, one hundred twenty-one thousand, three hundred forty".