2301212232133 has 4 divisors (see below), whose sum is σ = 2357339359788. Its totient is φ = 2245085104480.

The previous prime is 2301212232097. The next prime is 2301212232161. The reversal of 2301212232133 is 3312322121032.

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 478112782849 + 1823099449284 = 691457^2 + 1350222^2 .

It is not a de Polignac number, because 2301212232133 - 2³⁷ = 2163773278661 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2301212232098 and 2301212232107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2301212232433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28063563766 + ... + 28063563847.

It is an arithmetic number, because the mean of its divisors is an integer number (589334839947).

Almost surely, 2^{2301212232133} is an apocalyptic number.

It is an amenable number.

2301212232133 is a deficient number, since it is larger than the sum of its proper divisors (56127127655).

2301212232133 is an equidigital number, since it uses as much as digits as its factorization.

2301212232133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56127127654.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2301212232133 its reverse (3312322121032), we get a palindrome (5613534353165).

The spelling of 2301212232133 in words is "two trillion, three hundred one billion, two hundred twelve million, two hundred thirty-two thousand, one hundred thirty-three".