23212220020123 has 2 divisors, whose sum is σ = 23212220020124. Its totient is φ = 23212220020122.

The previous prime is 23212220020103. The next prime is 23212220020151. The reversal of 23212220020123 is 32102002221232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23212220020123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23212220020094 and 23212220020103.

It is not a weakly prime, because it can be changed into another prime (23212220020103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11606110010061 + 11606110010062.

It is an arithmetic number, because the mean of its divisors is an integer number (11606110010062).

Almost surely, 2^{23212220020123} is an apocalyptic number.

23212220020123 is a deficient number, since it is larger than the sum of its proper divisors (1).

23212220020123 is an equidigital number, since it uses as much as digits as its factorization.

23212220020123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 23212220020123 its reverse (32102002221232), we get a palindrome (55314222241355).

The spelling of 23212220020123 in words is "twenty-three trillion, two hundred twelve billion, two hundred twenty million, twenty thousand, one hundred twenty-three".