201312301211033 has 4 divisors (see below), whose sum is σ = 202147621963188. Its totient is φ = 200476980458880.

The previous prime is 201312301211009. The next prime is 201312301211039. The reversal of 201312301211033 is 330112103213102.

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 135059913054784 + 66252388156249 = 11621528^2 + 8139557^2 .

It is a cyclic number.

It is not a de Polignac number, because 201312301211033 - 2²² = 201312297016729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201312301211039) 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, 417660375716 + ... + 417660376197.

It is an arithmetic number, because the mean of its divisors is an integer number (50536905490797).

Almost surely, 2^{201312301211033} is an apocalyptic number.

It is an amenable number.

201312301211033 is a deficient number, since it is larger than the sum of its proper divisors (835320752155).

201312301211033 is an equidigital number, since it uses as much as digits as its factorization.

201312301211033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835320752154.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 201312301211033 its reverse (330112103213102), we get a palindrome (531424404424135).

The spelling of 201312301211033 in words is "two hundred one trillion, three hundred twelve billion, three hundred one million, two hundred eleven thousand, thirty-three".