11231032401000 has 160 divisors (see below), whose sum is σ = 39258697987080. Its totient is φ = 2994941952000.

The previous prime is 11231032400983. The next prime is 11231032401031. The reversal of 11231032401000 is 10423013211.

11231032401000 is a `hidden beast` number, since 1 + 1 + 231 + 0 + 32 + 401 + 0 + 0 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 7534926180324 + 3696106220676 = 2744982^2 + 1922526^2 .

It is a super-2 number, since 2×11231032401000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 69246361 + ... + 69408360.

Almost surely, 2^{11231032401000} is an apocalyptic number.

11231032401000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11231032401000 is an abundant number, since it is smaller than the sum of its proper divisors (28027665586080).

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

11231032401000 is a wasteful number, since it uses less digits than its factorization.

11231032401000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138654754 (or 138654731 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11231032401000 its reverse (10423013211), we get a palindrome (11241455414211).

The spelling of 11231032401000 in words is "eleven trillion, two hundred thirty-one billion, thirty-two million, four hundred one thousand".