1201033222013 has 4 divisors (see below), whose sum is σ = 1204474578300. Its totient is φ = 1197591865728.

The previous prime is 1201033222001. The next prime is 1201033222021. The reversal of 1201033222013 is 3102223301021.

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 487613113849 + 713420108164 = 698293^2 + 844642^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201033222013 - 2¹⁸ = 1201032959869 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201033222063) 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, 1720677620 + ... + 1720678317.

It is an arithmetic number, because the mean of its divisors is an integer number (301118644575).

Almost surely, 2^{1201033222013} is an apocalyptic number.

It is an amenable number.

1201033222013 is a deficient number, since it is larger than the sum of its proper divisors (3441356287).

1201033222013 is an equidigital number, since it uses as much as digits as its factorization.

1201033222013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3441356286.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1201033222013 its reverse (3102223301021), we get a palindrome (4303256523034).

The spelling of 1201033222013 in words is "one trillion, two hundred one billion, thirty-three million, two hundred twenty-two thousand, thirteen".