23133120202 has 4 divisors (see below), whose sum is σ = 34699680306. Its totient is φ = 11566560100.

The previous prime is 23133120191. The next prime is 23133120203. The reversal of 23133120202 is 20202133132.

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

It can be written as a sum of positive squares in only one way, i.e., 22156620201 + 976500001 = 148851^2 + 31249^2 .

It is a super-3 number, since 3×23133120202³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23133120202.

It is not an unprimeable number, because it can be changed into a prime (23133120203) 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 as a sum of consecutive naturals, namely, 5783280049 + ... + 5783280052.

Almost surely, 2^23133120202 is an apocalyptic number.

23133120202 is a deficient number, since it is larger than the sum of its proper divisors (11566560104).

23133120202 is a wasteful number, since it uses less digits than its factorization.

23133120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11566560103.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23133120202 its reverse (20202133132), we get a palindrome (43335253334).

The spelling of 23133120202 in words is "twenty-three billion, one hundred thirty-three million, one hundred twenty thousand, two hundred two".