2100003012001 has 8 divisors (see below), whose sum is σ = 2109997612800. Its totient is φ = 2090023637472.

The previous prime is 2100003011989. The next prime is 2100003012071. The reversal of 2100003012001 is 1002103000012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2100003012001 - 2²³ = 2099994623393 is a prime.

It is a super-5 number, since 5×2100003012001⁵ (a number of 63 digits) contains 55555 as substring. Note that it is a super-d number also for d = 3.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2100003012071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3530025 + ... + 4081798.

It is an arithmetic number, because the mean of its divisors is an integer number (263749701600).

Almost surely, 2^{2100003012001} is an apocalyptic number.

It is an amenable number.

2100003012001 is a deficient number, since it is larger than the sum of its proper divisors (9994600799).

2100003012001 is a wasteful number, since it uses less digits than its factorization.

2100003012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7613135.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 2100003012001 its reverse (1002103000012), we get a palindrome (3102106012013).

The spelling of 2100003012001 in words is "two trillion, one hundred billion, three million, twelve thousand, one".