11001003021132 has 12 divisors (see below), whose sum is σ = 25669007049336. Its totient is φ = 3667001007040.

The previous prime is 11001003021131. The next prime is 11001003021193. The reversal of 11001003021132 is 23112030010011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×11001003021132² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11001003021131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458375125869 + ... + 458375125892.

It is an arithmetic number, because the mean of its divisors is an integer number (2139083920778).

Almost surely, 2^{11001003021132} is an apocalyptic number.

11001003021132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11001003021132 is an abundant number, since it is smaller than the sum of its proper divisors (14668004028204).

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

11001003021132 is a wasteful number, since it uses less digits than its factorization.

11001003021132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916750251768 (or 916750251766 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11001003021132 its reverse (23112030010011), we get a palindrome (34113033031143).

The spelling of 11001003021132 in words is "eleven trillion, one billion, three million, twenty-one thousand, one hundred thirty-two".