1102021044124 has 192 divisors, whose sum is σ = 2621724198912. Its totient is φ = 391396147200.

The previous prime is 1102021044121. The next prime is 1102021044161. The reversal of 1102021044124 is 4214401202011.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1102021044095 and 1102021044104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102021044121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 195356344 + ... + 195361984.

It is an arithmetic number, because the mean of its divisors is an integer number (13654813536).

Almost surely, 2^{1102021044124} is an apocalyptic number.

1102021044124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102021044124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1310862099456).

1102021044124 is an abundant number, since it is smaller than the sum of its proper divisors (1519703154788).

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

1102021044124 is a wasteful number, since it uses less digits than its factorization.

1102021044124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6276 (or 6274 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 1102021044124 its reverse (4214401202011), we get a palindrome (5316422246135).

The spelling of 1102021044124 in words is "one trillion, one hundred two billion, twenty-one million, forty-four thousand, one hundred twenty-four".