1102112757540 has 120 divisors (see below), whose sum is σ = 3607689032640. Its totient is φ = 281118606912.

The previous prime is 1102112757511. The next prime is 1102112757569. The reversal of 1102112757540 is 457572112011.

It is a happy number.

1102112757540 is a `hidden beast` number, since 1 + 1 + 0 + 21 + 1 + 27 + 575 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (1102112757511) and next prime (1102112757569).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1102112757495 and 1102112757504.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 14752230 + ... + 14826749.

It is an arithmetic number, because the mean of its divisors is an integer number (30064075272).

Almost surely, 2^{1102112757540} is an apocalyptic number.

1102112757540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102112757540 is an abundant number, since it is smaller than the sum of its proper divisors (2505576275100).

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

1102112757540 is a wasteful number, since it uses less digits than its factorization.

1102112757540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29579023 (or 29579012 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 36.

Adding to 1102112757540 its reverse (457572112011), we get a palindrome (1559684869551).

The spelling of 1102112757540 in words is "one trillion, one hundred two billion, one hundred twelve million, seven hundred fifty-seven thousand, five hundred forty".