2102001201104 has 30 divisors (see below), whose sum is σ = 4737546076194. Its totient is φ = 900857657280.

The previous prime is 2102001201089. The next prime is 2102001201119. The reversal of 2102001201104 is 4011021002012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2102001201089) and next prime (2102001201119).

It can be written as a sum of positive squares in only one way, i.e., 1898553294400 + 203447906704 = 1377880^2 + 451052^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1340561207 + ... + 1340562774.

Almost surely, 2^{2102001201104} is an apocalyptic number.

It is an amenable number.

2102001201104 is an abundant number, since it is smaller than the sum of its proper divisors (2635544875090).

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

2102001201104 is a wasteful number, since it uses less digits than its factorization.

2102001201104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2681124003 (or 2681123990 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2102001201104 its reverse (4011021002012), we get a palindrome (6113022203116).

The spelling of 2102001201104 in words is "two trillion, one hundred two billion, one million, two hundred one thousand, one hundred four".