1021110232116 has 48 divisors (see below), whose sum is σ = 2573218928000. Its totient is φ = 313287495552.

The previous prime is 1021110232099. The next prime is 1021110232159. The reversal of 1021110232116 is 6112320111201.

It is a super-2 number, since 2×1021110232116² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1021110232092 and 1021110232101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9323176 + ... + 9432063.

Almost surely, 2^{1021110232116} is an apocalyptic number.

It is an amenable number.

1021110232116 is an abundant number, since it is smaller than the sum of its proper divisors (1552108695884).

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

1021110232116 is a wasteful number, since it uses less digits than its factorization.

1021110232116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18755608 (or 18755606 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 1021110232116 its reverse (6112320111201), we get a palindrome (7133430343317).

The spelling of 1021110232116 in words is "one trillion, twenty-one billion, one hundred ten million, two hundred thirty-two thousand, one hundred sixteen".