100121342424232 has 8 divisors (see below), whose sum is σ = 187727517045450. Its totient is φ = 50060671212112.

The previous prime is 100121342424217. The next prime is 100121342424239. The reversal of 100121342424232 is 232424243121001.

It can be written as a sum of positive squares in only one way, i.e., 91918353808836 + 8202988615396 = 9587406^2 + 2864086^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 100121342424194 and 100121342424203.

It is not an unprimeable number, because it can be changed into a prime (100121342424239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6257583901507 + ... + 6257583901522.

Almost surely, 2^{100121342424232} is an apocalyptic number.

It is an amenable number.

100121342424232 is a deficient number, since it is larger than the sum of its proper divisors (87606174621218).

100121342424232 is a wasteful number, since it uses less digits than its factorization.

100121342424232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12515167803035 (or 12515167803031 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 100121342424232 its reverse (232424243121001), we get a palindrome (332545585545233).

The spelling of 100121342424232 in words is "one hundred trillion, one hundred twenty-one billion, three hundred forty-two million, four hundred twenty-four thousand, two hundred thirty-two".