1101012320201 has 4 divisors (see below), whose sum is σ = 1104279419412. Its totient is φ = 1097745220992.

The previous prime is 1101012320159. The next prime is 1101012320203. The reversal of 1101012320201 is 1020232101011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 176106961801 + 924905358400 = 419651^2 + 961720^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101012320201 - 2¹⁰ = 1101012319177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101012320203) 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, 1633549100 + ... + 1633549773.

It is an arithmetic number, because the mean of its divisors is an integer number (276069854853).

Almost surely, 2^{1101012320201} is an apocalyptic number.

It is an amenable number.

1101012320201 is a deficient number, since it is larger than the sum of its proper divisors (3267099211).

1101012320201 is an equidigital number, since it uses as much as digits as its factorization.

1101012320201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3267099210.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1101012320201 its reverse (1020232101011), we get a palindrome (2121244421212).

The spelling of 1101012320201 in words is "one trillion, one hundred one billion, twelve million, three hundred twenty thousand, two hundred one".