10011001221232 has 40 divisors (see below), whose sum is σ = 21159998923392. Its totient is φ = 4550372798400.

The previous prime is 10011001221217. The next prime is 10011001221253. The reversal of 10011001221232 is 23212210011001.

10011001221232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9833983 + ... + 10804129.

Almost surely, 2^{10011001221232} is an apocalyptic number.

It is an amenable number.

10011001221232 is an abundant number, since it is smaller than the sum of its proper divisors (11148997702160).

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

10011001221232 is a wasteful number, since it uses less digits than its factorization.

10011001221232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028797 (or 1028791 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10011001221232 its reverse (23212210011001), we get a palindrome (33223211232233).

The spelling of 10011001221232 in words is "ten trillion, eleven billion, one million, two hundred twenty-one thousand, two hundred thirty-two".