54220240123123 has 2 divisors, whose sum is σ = 54220240123124. Its totient is φ = 54220240123122.

The previous prime is 54220240123061. The next prime is 54220240123139. The reversal of 54220240123123 is 32132104202245.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54220240123123 is a prime.

It is not a weakly prime, because it can be changed into another prime (54220240123823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27110120061561 + 27110120061562.

It is an arithmetic number, because the mean of its divisors is an integer number (27110120061562).

Almost surely, 2^{54220240123123} is an apocalyptic number.

54220240123123 is a deficient number, since it is larger than the sum of its proper divisors (1).

54220240123123 is an equidigital number, since it uses as much as digits as its factorization.

54220240123123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 54220240123123 its reverse (32132104202245), we get a palindrome (86352344325368).

The spelling of 54220240123123 in words is "fifty-four trillion, two hundred twenty billion, two hundred forty million, one hundred twenty-three thousand, one hundred twenty-three".