1121211302330 has 32 divisors (see below), whose sum is σ = 2362747726080. Its totient is φ = 375039319680.

The previous prime is 1121211302261. The next prime is 1121211302347. The reversal of 1121211302330 is 332031121211.

It is a happy number.

It is a super-2 number, since 2×1121211302330² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195330110 + ... + 195335849.

It is an arithmetic number, because the mean of its divisors is an integer number (73835866440).

Almost surely, 2^{1121211302330} is an apocalyptic number.

1121211302330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121211302330 is an abundant number, since it is smaller than the sum of its proper divisors (1241536423750).

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

1121211302330 is a wasteful number, since it uses less digits than its factorization.

1121211302330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390666014.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1121211302330 its reverse (332031121211), we get a palindrome (1453242423541).

The spelling of 1121211302330 in words is "one trillion, one hundred twenty-one billion, two hundred eleven million, three hundred two thousand, three hundred thirty".