1012021001201 has 8 divisors (see below), whose sum is σ = 1156891492800. Its totient is φ = 867224525328.

The previous prime is 1012021001191. The next prime is 1012021001279. The reversal of 1012021001201 is 1021001202101.

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

It is not a de Polignac number, because 1012021001201 - 2⁶ = 1012021001137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012021001291) 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, 18474626 + ... + 18529323.

It is an arithmetic number, because the mean of its divisors is an integer number (144611436600).

Almost surely, 2^{1012021001201} is an apocalyptic number.

It is an amenable number.

1012021001201 is a deficient number, since it is larger than the sum of its proper divisors (144870491599).

1012021001201 is an equidigital number, since it uses as much as digits as its factorization.

1012021001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37007863.

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

Adding to 1012021001201 its reverse (1021001202101), we get a palindrome (2033022203302).

The spelling of 1012021001201 in words is "one trillion, twelve billion, twenty-one million, one thousand, two hundred one".