11012501500 has 192 divisors, whose sum is σ = 32294126592. Its totient is φ = 3168288000.

The previous prime is 11012501429. The next prime is 11012501501. The reversal of 11012501500 is 510521011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012501501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 489499 + ... + 511501.

It is an arithmetic number, because the mean of its divisors is an integer number (168198576).

Almost surely, 2^11012501500 is an apocalyptic number.

11012501500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11012501500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16147063296).

11012501500 is an abundant number, since it is smaller than the sum of its proper divisors (21281625092).

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

11012501500 is a wasteful number, since it uses less digits than its factorization.

11012501500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22053 (or 22041 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 16.

The spelling of 11012501500 in words is "eleven billion, twelve million, five hundred one thousand, five hundred".