1102020111516 has 96 divisors (see below), whose sum is σ = 2714787532800. Its totient is φ = 347233835520.

The previous prime is 1102020111473. The next prime is 1102020111547. The reversal of 1102020111516 is 6151110202011.

It is a junction number, because it is equal to n+sod(n) for n = 1102020111492 and 1102020111501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49829301 + ... + 49851411.

It is an arithmetic number, because the mean of its divisors is an integer number (28279036800).

Almost surely, 2^{1102020111516} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102020111516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1357393766400).

1102020111516 is an abundant number, since it is smaller than the sum of its proper divisors (1612767421284).

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

1102020111516 is a wasteful number, since it uses less digits than its factorization.

1102020111516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24259 (or 24257 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 21.

Adding to 1102020111516 its reverse (6151110202011), we get a palindrome (7253130313527).

The spelling of 1102020111516 in words is "one trillion, one hundred two billion, twenty million, one hundred eleven thousand, five hundred sixteen".