1102253243312 has 40 divisors (see below), whose sum is σ = 2379200481840. Its totient is φ = 491189771520.

The previous prime is 1102253243269. The next prime is 1102253243359. The reversal of 1102253243312 is 2133423522011.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91361114 + ... + 91373177.

It is an arithmetic number, because the mean of its divisors is an integer number (59480012046).

Almost surely, 2^{1102253243312} is an apocalyptic number.

It is an amenable number.

1102253243312 is an abundant number, since it is smaller than the sum of its proper divisors (1276947238528).

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

1102253243312 is a wasteful number, since it uses less digits than its factorization.

1102253243312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182734341 (or 182734335 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 1102253243312 its reverse (2133423522011), we get a palindrome (3235676765323).

The spelling of 1102253243312 in words is "one trillion, one hundred two billion, two hundred fifty-three million, two hundred forty-three thousand, three hundred twelve".