102001021104 has 40 divisors (see below), whose sum is σ = 268474392432. Its totient is φ = 33358823680.

The previous prime is 102001021099. The next prime is 102001021123. The reversal of 102001021104 is 401120100201.

It is a happy number.

102001021104 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 102001021104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20044827 + ... + 20049914.

Almost surely, 2^102001021104 is an apocalyptic number.

It is an amenable number.

102001021104 is an abundant number, since it is smaller than the sum of its proper divisors (166473371328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102001021104 is a wasteful number, since it uses less digits than its factorization.

102001021104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40094805 (or 40094799 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102001021104 its reverse (401120100201), we get a palindrome (503121121305).

The spelling of 102001021104 in words is "one hundred two billion, one million, twenty-one thousand, one hundred four".