1102402441140 has 768 divisors, whose sum is σ = 4433843183616. Its totient is φ = 196942233600.

The previous prime is 1102402441099. The next prime is 1102402441141. The reversal of 1102402441140 is 411442042011.

It is a super-2 number, since 2×1102402441140² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1102402441140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102402441141) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 99033375 + ... + 99044505.

It is an arithmetic number, because the mean of its divisors is an integer number (5773233312).

Almost surely, 2^{1102402441140} is an apocalyptic number.

1102402441140 is a gapful number since it is divisible by the number (10) 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 1102402441140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2216921591808).

1102402441140 is an abundant number, since it is smaller than the sum of its proper divisors (3331440742476).

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

1102402441140 is a wasteful number, since it uses less digits than its factorization.

1102402441140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11288 (or 11286 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1102402441140 its reverse (411442042011), we get a palindrome (1513844483151).

The spelling of 1102402441140 in words is "one trillion, one hundred two billion, four hundred two million, four hundred forty-one thousand, one hundred forty".