11311301022 has 64 divisors (see below), whose sum is σ = 26880076800. Its totient is φ = 3170792352.

The previous prime is 11311301003. The next prime is 11311301051. The reversal of 11311301022 is 22010311311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11311300992 and 11311301010.

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, 57223 + ... + 160925.

It is an arithmetic number, because the mean of its divisors is an integer number (420001200).

Almost surely, 2^11311301022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11311301022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13440038400).

11311301022 is an abundant number, since it is smaller than the sum of its proper divisors (15568775778).

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

11311301022 is a wasteful number, since it uses less digits than its factorization.

11311301022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103782 (or 103768 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11311301022 its reverse (22010311311), we get a palindrome (33321612333).

The spelling of 11311301022 in words is "eleven billion, three hundred eleven million, three hundred one thousand, twenty-two".