1102041072 has 160 divisors (see below), whose sum is σ = 3562629120. Its totient is φ = 323136000.

The previous prime is 1102041071. The next prime is 1102041089. The reversal of 1102041072 is 2701402011.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102041071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143572 + ... + 151052.

It is an arithmetic number, because the mean of its divisors is an integer number (22266432).

Almost surely, 2^1102041072 is an apocalyptic number.

1102041072 is a gapful number since it is divisible by the number (12) 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 1102041072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1781314560).

1102041072 is an abundant number, since it is smaller than the sum of its proper divisors (2460588048).

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

1102041072 is a wasteful number, since it uses less digits than its factorization.

1102041072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7540 (or 7528 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 1102041072 is about 33197.0039612011. The cubic root of 1102041072 is about 1032.9181930970.

Adding to 1102041072 its reverse (2701402011), we get a palindrome (3803443083).

The spelling of 1102041072 in words is "one billion, one hundred two million, forty-one thousand, seventy-two".