10011201221232 has 80 divisors (see below), whose sum is σ = 28751216232960. Its totient is φ = 3335283230400.

The previous prime is 10011201221201. The next prime is 10011201221233. The reversal of 10011201221232 is 23212210211001.

10011201221232 is a `hidden beast` number, since 1 + 0 + 0 + 11 + 201 + 221 + 232 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011201221233) 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, 5384694 + ... + 7001237.

It is an arithmetic number, because the mean of its divisors is an integer number (359390202912).

Almost surely, 2^{10011201221232} is an apocalyptic number.

10011201221232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10011201221232 is an abundant number, since it is smaller than the sum of its proper divisors (18740015011728).

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

10011201221232 is a wasteful number, since it uses less digits than its factorization.

10011201221232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12387819 (or 12387807 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 10011201221232 its reverse (23212210211001), we get a palindrome (33223411432233).

The spelling of 10011201221232 in words is "ten trillion, eleven billion, two hundred one million, two hundred twenty-one thousand, two hundred thirty-two".