1021201001201 has 8 divisors (see below), whose sum is σ = 1025879178240. Its totient is φ = 1016523706752.

The previous prime is 1021201001143. The next prime is 1021201001209. The reversal of 1021201001201 is 1021001021201.

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 1021201001201 - 2¹⁰ = 1021201000177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021201001209) 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, 2157281 + ... + 2587713.

It is an arithmetic number, because the mean of its divisors is an integer number (128234897280).

Almost surely, 2^{1021201001201} is an apocalyptic number.

It is an amenable number.

1021201001201 is a deficient number, since it is larger than the sum of its proper divisors (4678177039).

1021201001201 is a wasteful number, since it uses less digits than its factorization.

1021201001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441295.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1021201001201 its reverse (1021001021201), we get a palindrome (2042202022402).

The spelling of 1021201001201 in words is "one trillion, twenty-one billion, two hundred one million, one thousand, two hundred one".