1121311130 has 16 divisors (see below), whose sum is σ = 2019747744. Its totient is φ = 448216080.

The previous prime is 1121311097. The next prime is 1121311133. The reversal of 1121311130 is 311131211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1121311133) 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, 22976 + ... + 52635.

It is an arithmetic number, because the mean of its divisors is an integer number (126234234).

Almost surely, 2^1121311130 is an apocalyptic number.

1121311130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121311130 is a deficient number, since it is larger than the sum of its proper divisors (898436614).

1121311130 is a wasteful number, since it uses less digits than its factorization.

1121311130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77101.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1121311130 is about 33485.9840828965. The cubic root of 1121311130 is about 1038.9039025075.

Adding to 1121311130 its reverse (311131211), we get a palindrome (1432442341).

The spelling of 1121311130 in words is "one billion, one hundred twenty-one million, three hundred eleven thousand, one hundred thirty".