1021211001201 has 8 divisors (see below), whose sum is σ = 1364688292320. Its totient is φ = 679270522112.

The previous prime is 1021211001169. The next prime is 1021211001203. The reversal of 1021211001201 is 1021001121201.

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 1021211001201 - 2⁵ = 1021211001169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1021211001203) 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, 384201456 + ... + 384204113.

It is an arithmetic number, because the mean of its divisors is an integer number (170586036540).

Almost surely, 2^{1021211001201} is an apocalyptic number.

It is an amenable number.

1021211001201 is a deficient number, since it is larger than the sum of its proper divisors (343477291119).

1021211001201 is an equidigital number, since it uses as much as digits as its factorization.

1021211001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768406015.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1021211001201 its reverse (1021001121201), we get a palindrome (2042212122402).

The spelling of 1021211001201 in words is "one trillion, twenty-one billion, two hundred eleven million, one thousand, two hundred one".