10203012220201 has 4 divisors (see below), whose sum is σ = 10219821137152. Its totient is φ = 10186203303252.

The previous prime is 10203012220171. The next prime is 10203012220213. The reversal of 10203012220201 is 10202221030201.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 10203012220201 - 2¹¹ = 10203012218153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10203012220901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8404457565 + ... + 8404458778.

It is an arithmetic number, because the mean of its divisors is an integer number (2554955284288).

Almost surely, 2^{10203012220201} is an apocalyptic number.

It is an amenable number.

10203012220201 is a deficient number, since it is larger than the sum of its proper divisors (16808916951).

10203012220201 is an equidigital number, since it uses as much as digits as its factorization.

10203012220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16808916950.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10203012220201 its reverse (10202221030201), we get a palindrome (20405233250402).

The spelling of 10203012220201 in words is "ten trillion, two hundred three billion, twelve million, two hundred twenty thousand, two hundred one".