133210023 has 16 divisors (see below), whose sum is σ = 181872000. Its totient is φ = 86698400.

The previous prime is 133210019. The next prime is 133210067. The reversal of 133210023 is 320012331.

It is a cyclic number.

It is not a de Polignac number, because 133210023 - 2² = 133210019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133209984 and 133210011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133210013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23848 + ... + 28898.

It is an arithmetic number, because the mean of its divisors is an integer number (11367000).

Almost surely, 2^133210023 is an apocalyptic number.

133210023 is a deficient number, since it is larger than the sum of its proper divisors (48661977).

133210023 is a wasteful number, since it uses less digits than its factorization.

133210023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5262.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 133210023 is about 11541.6646546328. The cubic root of 133210023 is about 510.7154165679.

Adding to 133210023 its reverse (320012331), we get a palindrome (453222354).

The spelling of 133210023 in words is "one hundred thirty-three million, two hundred ten thousand, twenty-three".