100233221221312 has 28 divisors (see below), whose sum is σ = 200011473235080. Its totient is φ = 49836629540096.

The previous prime is 100233221221307. The next prime is 100233221221313. The reversal of 100233221221312 is 213122122332001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100233221221313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4374692683 + ... + 4374715594.

Almost surely, 2^{100233221221312} is an apocalyptic number.

It is an amenable number.

100233221221312 is a deficient number, since it is larger than the sum of its proper divisors (99778252013768).

100233221221312 is an equidigital number, since it uses as much as digits as its factorization.

100233221221312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8749408468 (or 8749408458 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 100233221221312 its reverse (213122122332001), we get a palindrome (313355343553313).

The spelling of 100233221221312 in words is "one hundred trillion, two hundred thirty-three billion, two hundred twenty-one million, two hundred twenty-one thousand, three hundred twelve".