2011001132432 has 80 divisors (see below), whose sum is σ = 4030218240000. Its totient is φ = 971079788160.

The previous prime is 2011001132431. The next prime is 2011001132447. The reversal of 2011001132432 is 2342311001102.

It is a super-4 number, since 4×2011001132432⁴ (a number of 50 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (2011001132431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 911191073 + ... + 911193279.

It is an arithmetic number, because the mean of its divisors is an integer number (50377728000).

Almost surely, 2^{2011001132432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2011001132432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2015109120000).

2011001132432 is an abundant number, since it is smaller than the sum of its proper divisors (2019217107568).

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

2011001132432 is a wasteful number, since it uses less digits than its factorization.

2011001132432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5164 (or 5158 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2011001132432 its reverse (2342311001102), we get a palindrome (4353312133534).

The spelling of 2011001132432 in words is "two trillion, eleven billion, one million, one hundred thirty-two thousand, four hundred thirty-two".