12011125403552 has 24 divisors (see below), whose sum is σ = 25796621606112. Its totient is φ = 5459602456000.

The previous prime is 12011125403539. The next prime is 12011125403603. The reversal of 12011125403552 is 25530452111021.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17061257324 + ... + 17061258027.

It is an arithmetic number, because the mean of its divisors is an integer number (1074859233588).

Almost surely, 2^{12011125403552} is an apocalyptic number.

It is an amenable number.

12011125403552 is an abundant number, since it is smaller than the sum of its proper divisors (13785496202560).

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

12011125403552 is a wasteful number, since it uses less digits than its factorization.

12011125403552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34122515372 (or 34122515364 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 12011125403552 its reverse (25530452111021), we get a palindrome (37541577514573).

The spelling of 12011125403552 in words is "twelve trillion, eleven billion, one hundred twenty-five million, four hundred three thousand, five hundred fifty-two".