133202212123 has 4 divisors (see below), whose sum is σ = 133210672848. Its totient is φ = 133193751400.

The previous prime is 133202212103. The next prime is 133202212127. The reversal of 133202212123 is 321212202331.

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

It is a cyclic number.

It is not a de Polignac number, because 133202212123 - 2¹³ = 133202203931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133202212094 and 133202212103.

It is not an unprimeable number, because it can be changed into a prime (133202212127) 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, 4206703 + ... + 4238248.

It is an arithmetic number, because the mean of its divisors is an integer number (33302668212).

Almost surely, 2^133202212123 is an apocalyptic number.

133202212123 is a deficient number, since it is larger than the sum of its proper divisors (8460725).

133202212123 is an equidigital number, since it uses as much as digits as its factorization.

133202212123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8460724.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 133202212123 its reverse (321212202331), we get a palindrome (454414414454).

The spelling of 133202212123 in words is "one hundred thirty-three billion, two hundred two million, two hundred twelve thousand, one hundred twenty-three".