11012011032 has 128 divisors (see below), whose sum is σ = 31664102400. Its totient is φ = 3156278400.

The previous prime is 11012011027. The next prime is 11012011063. The reversal of 11012011032 is 23011021011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 11012010999 and 11012011017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4066623 + ... + 4069329.

It is an arithmetic number, because the mean of its divisors is an integer number (247375800).

Almost surely, 2^11012011032 is an apocalyptic number.

11012011032 is a gapful number since it is divisible by the number (12) 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 11012011032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15832051200).

11012011032 is an abundant number, since it is smaller than the sum of its proper divisors (20652091368).

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

11012011032 is a wasteful number, since it uses less digits than its factorization.

11012011032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3557 (or 3553 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11012011032 its reverse (23011021011), we get a palindrome (34023032043).

The spelling of 11012011032 in words is "eleven billion, twelve million, eleven thousand, thirty-two".