11102521424 has 10 divisors (see below), whose sum is σ = 21511135290. Its totient is φ = 5551260704.

The previous prime is 11102521421. The next prime is 11102521447. The reversal of 11102521424 is 42412520111.

It can be written as a sum of positive squares in only one way, i.e., 6127758400 + 4974763024 = 78280^2 + 70532^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11102521424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102521421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346953779 + ... + 346953810.

It is an arithmetic number, because the mean of its divisors is an integer number (2151113529).

Almost surely, 2^11102521424 is an apocalyptic number.

It is an amenable number.

11102521424 is a deficient number, since it is larger than the sum of its proper divisors (10408613866).

11102521424 is an equidigital number, since it uses as much as digits as its factorization.

11102521424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693907597 (or 693907591 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

The spelling of 11102521424 in words is "eleven billion, one hundred two million, five hundred twenty-one thousand, four hundred twenty-four".