1121311031330 has 64 divisors (see below), whose sum is σ = 2428271861760. Its totient is φ = 364189846464.

The previous prime is 1121311031329. The next prime is 1121311031339. The reversal of 1121311031330 is 331301131211.

It is not an unprimeable number, because it can be changed into a prime (1121311031339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32444039 + ... + 32478581.

It is an arithmetic number, because the mean of its divisors is an integer number (37941747840).

Almost surely, 2^{1121311031330} is an apocalyptic number.

1121311031330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121311031330 is an abundant number, since it is smaller than the sum of its proper divisors (1306960830430).

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

1121311031330 is a wasteful number, since it uses less digits than its factorization.

1121311031330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58983.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1121311031330 its reverse (331301131211), we get a palindrome (1452612162541).

The spelling of 1121311031330 in words is "one trillion, one hundred twenty-one billion, three hundred eleven million, thirty-one thousand, three hundred thirty".