1233232000221 has 16 divisors (see below), whose sum is σ = 1770815078144. Its totient is φ = 758903252544.

The previous prime is 1233232000211. The next prime is 1233232000243. The reversal of 1233232000221 is 1220002323321.

It is a happy number.

It is not a de Polignac number, because 1233232000221 - 2²¹ = 1233229903069 is a prime.

It is a super-2 number, since 2×1233232000221² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233232000211) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5440860 + ... + 5662986.

It is an arithmetic number, because the mean of its divisors is an integer number (110675942384).

Almost surely, 2^{1233232000221} is an apocalyptic number.

It is an amenable number.

1233232000221 is a deficient number, since it is larger than the sum of its proper divisors (537583077923).

1233232000221 is a wasteful number, since it uses less digits than its factorization.

1233232000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364500.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1233232000221 its reverse (1220002323321), we get a palindrome (2453234323542).

The spelling of 1233232000221 in words is "one trillion, two hundred thirty-three billion, two hundred thirty-two million, two hundred twenty-one", and thus it is an aban number.