2011012432 has 40 divisors (see below), whose sum is σ = 4577519520. Its totient is φ = 843780480.

The previous prime is 2011012427. The next prime is 2011012447. The reversal of 2011012432 is 2342101102.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 437182 + ... + 441757.

It is an arithmetic number, because the mean of its divisors is an integer number (114437988).

Almost surely, 2^2011012432 is an apocalyptic number.

2011012432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2011012432 is an abundant number, since it is smaller than the sum of its proper divisors (2566507088).

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

2011012432 is a wasteful number, since it uses less digits than its factorization.

2011012432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878971 (or 878965 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2011012432 is about 44844.3132626646. The cubic root of 2011012432 is about 1262.2292843333.

Adding to 2011012432 its reverse (2342101102), we get a palindrome (4353113534).

The spelling of 2011012432 in words is "two billion, eleven million, twelve thousand, four hundred thirty-two".