10001222212232 has 32 divisors (see below), whose sum is σ = 18758971942200. Its totient is φ = 4998830014464.

The previous prime is 10001222212213. The next prime is 10001222212279. The reversal of 10001222212232 is 23221222210001.

It can be written as a sum of positive squares in 4 ways, for example, as 8133938224036 + 1867283988196 = 2852006^2 + 1366486^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433749248 + ... + 433772304.

Almost surely, 2^{10001222212232} is an apocalyptic number.

It is an amenable number.

10001222212232 is a deficient number, since it is larger than the sum of its proper divisors (8757749729968).

10001222212232 is a wasteful number, since it uses less digits than its factorization.

10001222212232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40025 (or 40021 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10001222212232 its reverse (23221222210001), we get a palindrome (33222444422233).

The spelling of 10001222212232 in words is "ten trillion, one billion, two hundred twenty-two million, two hundred twelve thousand, two hundred thirty-two".