202020012312233 has 4 divisors (see below), whose sum is σ = 202089458864580. Its totient is φ = 201950565759888.

The previous prime is 202020012312143. The next prime is 202020012312271. The reversal of 202020012312233 is 332213210020202.

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 82954990009369 + 119065022302864 = 9107963^2 + 10911692^2 .

It is a cyclic number.

It is not a de Polignac number, because 202020012312233 - 2²⁰ = 202020011263657 is a prime.

It is a super-2 number, since 2×202020012312233² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202020012312199 and 202020012312208.

It is not an unprimeable number, because it can be changed into a prime (202020012312533) 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, 34723271810 + ... + 34723277627.

It is an arithmetic number, because the mean of its divisors is an integer number (50522364716145).

Almost surely, 2^{202020012312233} is an apocalyptic number.

It is an amenable number.

202020012312233 is a deficient number, since it is larger than the sum of its proper divisors (69446552347).

202020012312233 is an equidigital number, since it uses as much as digits as its factorization.

202020012312233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69446552346.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 202020012312233 its reverse (332213210020202), we get a palindrome (534233222332435).

The spelling of 202020012312233 in words is "two hundred two trillion, twenty billion, twelve million, three hundred twelve thousand, two hundred thirty-three".