54223011031531 has 2 divisors, whose sum is σ = 54223011031532. Its totient is φ = 54223011031530.

The previous prime is 54223011031507. The next prime is 54223011031547. The reversal of 54223011031531 is 13513011032245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54223011031531 - 2⁹ = 54223011031019 is a prime.

It is a super-2 number, since 2×54223011031531² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54223011031493 and 54223011031502.

It is not a weakly prime, because it can be changed into another prime (54223015031531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27111505515765 + 27111505515766.

It is an arithmetic number, because the mean of its divisors is an integer number (27111505515766).

Almost surely, 2^{54223011031531} is an apocalyptic number.

54223011031531 is a deficient number, since it is larger than the sum of its proper divisors (1).

54223011031531 is an equidigital number, since it uses as much as digits as its factorization.

54223011031531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 54223011031531 its reverse (13513011032245), we get a palindrome (67736022063776).

The spelling of 54223011031531 in words is "fifty-four trillion, two hundred twenty-three billion, eleven million, thirty-one thousand, five hundred thirty-one".