133202213123 has 16 divisors (see below), whose sum is σ = 154339117056. Its totient is φ = 112592773440.

The previous prime is 133202213071. The next prime is 133202213129. The reversal of 133202213123 is 321312202331.

It is a de Polignac number, because none of the positive numbers 2^k-133202213123 is a prime.

It is a super-2 number, since 2×133202213123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133202213129) 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, 4514288 + ... + 4543698.

It is an arithmetic number, because the mean of its divisors is an integer number (9646194816).

Almost surely, 2^133202213123 is an apocalyptic number.

133202213123 is a deficient number, since it is larger than the sum of its proper divisors (21136903933).

133202213123 is an equidigital number, since it uses as much as digits as its factorization.

133202213123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38354.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 133202213123 its reverse (321312202331), we get a palindrome (454514415454).

The spelling of 133202213123 in words is "one hundred thirty-three billion, two hundred two million, two hundred thirteen thousand, one hundred twenty-three".