1012120212201 has 16 divisors (see below), whose sum is σ = 1542569748864. Its totient is φ = 578245158144.

The previous prime is 1012120212199. The next prime is 1012120212269. The reversal of 1012120212201 is 1022120212101.

It is not a de Polignac number, because 1012120212201 - 2¹ = 1012120212199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012120212001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4438150 + ... + 4660623.

It is an arithmetic number, because the mean of its divisors is an integer number (96410609304).

Almost surely, 2^{1012120212201} is an apocalyptic number.

It is an amenable number.

1012120212201 is a deficient number, since it is larger than the sum of its proper divisors (530449536663).

1012120212201 is an equidigital number, since it uses as much as digits as its factorization.

1012120212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9104080.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1012120212201 its reverse (1022120212101), we get a palindrome (2034240424302).

The spelling of 1012120212201 in words is "one trillion, twelve billion, one hundred twenty million, two hundred twelve thousand, two hundred one".