1121330013102 has 128 divisors (see below), whose sum is σ = 2841983262720. Its totient is φ = 324660026880.

The previous prime is 1121330013079. The next prime is 1121330013149. The reversal of 1121330013102 is 2013100331211.

1121330013102 is a `hidden beast` number, since 1 + 1 + 21 + 330 + 0 + 1 + 310 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 90489327 + ... + 90501717.

It is an arithmetic number, because the mean of its divisors is an integer number (22202994240).

Almost surely, 2^{1121330013102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121330013102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1420991631360).

1121330013102 is an abundant number, since it is smaller than the sum of its proper divisors (1720653249618).

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

1121330013102 is a wasteful number, since it uses less digits than its factorization.

1121330013102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20015 (or 20009 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1121330013102 its reverse (2013100331211), we get a palindrome (3134430344313).

The spelling of 1121330013102 in words is "one trillion, one hundred twenty-one billion, three hundred thirty million, thirteen thousand, one hundred two".