1102134421252 has 48 divisors (see below), whose sum is σ = 1975138099200. Its totient is φ = 537942506400.

The previous prime is 1102134421229. The next prime is 1102134421259. The reversal of 1102134421252 is 2521244312011.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1102134421252.

It is not an unprimeable number, because it can be changed into a prime (1102134421259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164029149 + ... + 164035867.

It is an arithmetic number, because the mean of its divisors is an integer number (41148710400).

Almost surely, 2^{1102134421252} is an apocalyptic number.

It is an amenable number.

1102134421252 is a deficient number, since it is larger than the sum of its proper divisors (873003677948).

1102134421252 is a wasteful number, since it uses less digits than its factorization.

1102134421252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11536 (or 11534 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 1102134421252 its reverse (2521244312011), we get a palindrome (3623378733263).

The spelling of 1102134421252 in words is "one trillion, one hundred two billion, one hundred thirty-four million, four hundred twenty-one thousand, two hundred fifty-two".