1105500140140 has 96 divisors (see below), whose sum is σ = 2567271168000. Its totient is φ = 396507121920.

The previous prime is 1105500140113. The next prime is 1105500140197. The reversal of 1105500140140 is 410410055011.

It is a happy number.

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

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, 17295961 + ... + 17359759.

It is an arithmetic number, because the mean of its divisors is an integer number (26742408000).

Almost surely, 2^{1105500140140} is an apocalyptic number.

1105500140140 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 1105500140140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1283635584000).

1105500140140 is an abundant number, since it is smaller than the sum of its proper divisors (1461771027860).

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

1105500140140 is a wasteful number, since it uses less digits than its factorization.

1105500140140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64895 (or 64893 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 1105500140140 its reverse (410410055011), we get a palindrome (1515910195151).

The spelling of 1105500140140 in words is "one trillion, one hundred five billion, five hundred million, one hundred forty thousand, one hundred forty".