1202021001201 has 4 divisors (see below), whose sum is σ = 1602694668272. Its totient is φ = 801347334132.

The previous prime is 1202021001179. The next prime is 1202021001221. The reversal of 1202021001201 is 1021001202021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1202021001201 - 2⁹ = 1202021000689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202021001221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200336833531 + ... + 200336833536.

It is an arithmetic number, because the mean of its divisors is an integer number (400673667068).

Almost surely, 2^{1202021001201} is an apocalyptic number.

It is an amenable number.

1202021001201 is a deficient number, since it is larger than the sum of its proper divisors (400673667071).

1202021001201 is an equidigital number, since it uses as much as digits as its factorization.

1202021001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400673667070.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1202021001201 its reverse (1021001202021), we get a palindrome (2223022203222).

The spelling of 1202021001201 in words is "one trillion, two hundred two billion, twenty-one million, one thousand, two hundred one".