133222123031 has 4 divisors (see below), whose sum is σ = 133449077832. Its totient is φ = 132995168232.

The previous prime is 133222122989. The next prime is 133222123051. The reversal of 133222123031 is 130321222331.

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 133222123031 - 2⁶ = 133222122967 is a prime.

It is a super-3 number, since 3×133222123031³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133222122988 and 133222123006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133222123051) 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, 113476520 + ... + 113477693.

It is an arithmetic number, because the mean of its divisors is an integer number (33362269458).

Almost surely, 2^133222123031 is an apocalyptic number.

133222123031 is a deficient number, since it is larger than the sum of its proper divisors (226954801).

133222123031 is an equidigital number, since it uses as much as digits as its factorization.

133222123031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226954800.

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

Adding to 133222123031 its reverse (130321222331), we get a palindrome (263543345362).

The spelling of 133222123031 in words is "one hundred thirty-three billion, two hundred twenty-two million, one hundred twenty-three thousand, thirty-one".