1000120001201 has 8 divisors (see below), whose sum is σ = 1024527093408. Its totient is φ = 975713572000.

The previous prime is 1000120001191. The next prime is 1000120001203. The reversal of 1000120001201 is 1021000210001.

1000120001201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-1000120001201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000120001203) 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, 4411346 + ... + 4632516.

It is an arithmetic number, because the mean of its divisors is an integer number (128065886676).

Almost surely, 2^{1000120001201} is an apocalyptic number.

It is an amenable number.

1000120001201 is a deficient number, since it is larger than the sum of its proper divisors (24407092207).

1000120001201 is a wasteful number, since it uses less digits than its factorization.

1000120001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331503.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1000120001201 its reverse (1021000210001), we get a palindrome (2021120211202).

The spelling of 1000120001201 in words is "one trillion, one hundred twenty million, one thousand, two hundred one".