1020021111096 has 128 divisors (see below), whose sum is σ = 2805665856000. Its totient is φ = 307119859200.

The previous prime is 1020021111089. The next prime is 1020021111119. The reversal of 1020021111096 is 6901111200201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 2994930 + ... + 3318078.

It is an arithmetic number, because the mean of its divisors is an integer number (21919264500).

Almost surely, 2^{1020021111096} 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 1020021111096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1402832928000).

1020021111096 is an abundant number, since it is smaller than the sum of its proper divisors (1785644744904).

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

1020021111096 is a wasteful number, since it uses less digits than its factorization.

1020021111096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323389 (or 323385 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 24.

Adding to 1020021111096 its reverse (6901111200201), we get a palindrome (7921132311297).

The spelling of 1020021111096 in words is "one trillion, twenty billion, twenty-one million, one hundred eleven thousand, ninety-six".