1121021011416 has 32 divisors (see below), whose sum is σ = 2950055294400. Its totient is φ = 354006635040.

The previous prime is 1121021011399. The next prime is 1121021011417. The reversal of 1121021011416 is 6141101201211.

It is a junction number, because it is equal to n+sod(n) for n = 1121021011392 and 1121021011401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121021011417) 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, 1229189250 + ... + 1229190161.

It is an arithmetic number, because the mean of its divisors is an integer number (92189227950).

Almost surely, 2^{1121021011416} is an apocalyptic number.

It is an amenable number.

1121021011416 is an abundant number, since it is smaller than the sum of its proper divisors (1829034282984).

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

1121021011416 is a wasteful number, since it uses less digits than its factorization.

1121021011416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2458379439 (or 2458379435 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 21.

Adding to 1121021011416 its reverse (6141101201211), we get a palindrome (7262122212627).

The spelling of 1121021011416 in words is "one trillion, one hundred twenty-one billion, twenty-one million, eleven thousand, four hundred sixteen".