123101203153 has 2 divisors, whose sum is σ = 123101203154. Its totient is φ = 123101203152.

The previous prime is 123101203067. The next prime is 123101203157. The reversal of 123101203153 is 351302101321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66506220544 + 56594982609 = 257888^2 + 237897^2 .

It is a cyclic number.

It is not a de Polignac number, because 123101203153 - 2¹³ = 123101194961 is a prime.

It is not a weakly prime, because it can be changed into another prime (123101203157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61550601576 + 61550601577.

It is an arithmetic number, because the mean of its divisors is an integer number (61550601577).

Almost surely, 2^123101203153 is an apocalyptic number.

It is an amenable number.

123101203153 is a deficient number, since it is larger than the sum of its proper divisors (1).

123101203153 is an equidigital number, since it uses as much as digits as its factorization.

123101203153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 123101203153 its reverse (351302101321), we get a palindrome (474403304474).

The spelling of 123101203153 in words is "one hundred twenty-three billion, one hundred one million, two hundred three thousand, one hundred fifty-three".