11121520244602 has 4 divisors (see below), whose sum is σ = 16682280366906. Its totient is φ = 5560760122300.

The previous prime is 11121520244599. The next prime is 11121520244629. The reversal of 11121520244602 is 20644202512111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10626550305921 + 494969938681 = 3259839^2 + 703541^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780380061149 + ... + 2780380061152.

Almost surely, 2^{11121520244602} is an apocalyptic number.

11121520244602 is a deficient number, since it is larger than the sum of its proper divisors (5560760122304).

11121520244602 is an equidigital number, since it uses as much as digits as its factorization.

11121520244602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5560760122303.

The product of its (nonzero) digits is 7680, while the sum is 31.

Adding to 11121520244602 its reverse (20644202512111), we get a palindrome (31765722756713).

The spelling of 11121520244602 in words is "eleven trillion, one hundred twenty-one billion, five hundred twenty million, two hundred forty-four thousand, six hundred two".