100401210000124 has 48 divisors (see below), whose sum is σ = 197062135433856. Its totient is φ = 44364331166400.

The previous prime is 100401210000121. The next prime is 100401210000139. The reversal of 100401210000124 is 421000012104001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100401210000098 and 100401210000107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100401210000121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125350027 + ... + 126148450.

It is an arithmetic number, because the mean of its divisors is an integer number (4105461154872).

Almost surely, 2^{100401210000124} is an apocalyptic number.

It is an amenable number.

100401210000124 is a deficient number, since it is larger than the sum of its proper divisors (96660925433732).

100401210000124 is a wasteful number, since it uses less digits than its factorization.

100401210000124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251498746 (or 251498744 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100401210000124 its reverse (421000012104001), we get a palindrome (521401222104125).

The spelling of 100401210000124 in words is "one hundred trillion, four hundred one billion, two hundred ten million, one hundred twenty-four", and thus it is an aban number.