11125630242 has 48 divisors (see below), whose sum is σ = 25182181440. Its totient is φ = 3543271776.

The previous prime is 11125630211. The next prime is 11125630273. The reversal of 11125630242 is 24203652111.

11125630242 is a `hidden beast` number, since 1 + 1 + 1 + 2 + 5 + 630 + 24 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (11125630211) and next prime (11125630273).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 360684 + ... + 390312.

It is an arithmetic number, because the mean of its divisors is an integer number (524628780).

Almost surely, 2^11125630242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11125630242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12591090720).

11125630242 is an abundant number, since it is smaller than the sum of its proper divisors (14056551198).

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

11125630242 is a wasteful number, since it uses less digits than its factorization.

11125630242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30567 (or 30564 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The spelling of 11125630242 in words is "eleven billion, one hundred twenty-five million, six hundred thirty thousand, two hundred forty-two".