1135322120 has 32 divisors (see below), whose sum is σ = 2613885120. Its totient is φ = 443567040.

The previous prime is 1135322119. The next prime is 1135322129. The reversal of 1135322120 is 212235311.

It is a super-2 number, since 2×1135322120² = 2577912632322588800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1135322092 and 1135322101.

It is not an unprimeable number, because it can be changed into a prime (1135322129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328316 + ... + 331755.

It is an arithmetic number, because the mean of its divisors is an integer number (81683910).

Almost surely, 2^1135322120 is an apocalyptic number.

1135322120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135322120 is an abundant number, since it is smaller than the sum of its proper divisors (1478563000).

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

1135322120 is a wasteful number, since it uses less digits than its factorization.

1135322120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660125 (or 660121 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1135322120 is about 33694.5413976804. The cubic root of 1135322120 is about 1043.2131027663.

Adding to 1135322120 its reverse (212235311), we get a palindrome (1347557431).

The spelling of 1135322120 in words is "one billion, one hundred thirty-five million, three hundred twenty-two thousand, one hundred twenty".