123012022233 has 4 divisors (see below), whose sum is σ = 164016029648. Its totient is φ = 82008014820.

The previous prime is 123012022207. The next prime is 123012022241. The reversal of 123012022233 is 332220210321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 123012022233 - 2¹⁴ = 123012005849 is a prime.

It is a super-2 number, since 2×123012022233² (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 (123012422233) 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, 20502003703 + ... + 20502003708.

It is an arithmetic number, because the mean of its divisors is an integer number (41004007412).

Almost surely, 2^123012022233 is an apocalyptic number.

It is an amenable number.

123012022233 is a deficient number, since it is larger than the sum of its proper divisors (41004007415).

123012022233 is an equidigital number, since it uses as much as digits as its factorization.

123012022233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41004007414.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 123012022233 its reverse (332220210321), we get a palindrome (455232232554).

The spelling of 123012022233 in words is "one hundred twenty-three billion, twelve million, twenty-two thousand, two hundred thirty-three".