103023312157 has 2 divisors, whose sum is σ = 103023312158. Its totient is φ = 103023312156.

The previous prime is 103023312149. The next prime is 103023312163. The reversal of 103023312157 is 751213320301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70404784921 + 32618527236 = 265339^2 + 180606^2 .

It is a cyclic number.

It is not a de Polignac number, because 103023312157 - 2³ = 103023312149 is a prime.

It is a super-2 number, since 2×103023312157² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103023312137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51511656078 + 51511656079.

It is an arithmetic number, because the mean of its divisors is an integer number (51511656079).

Almost surely, 2^103023312157 is an apocalyptic number.

It is an amenable number.

103023312157 is a deficient number, since it is larger than the sum of its proper divisors (1).

103023312157 is an equidigital number, since it uses as much as digits as its factorization.

103023312157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

Adding to 103023312157 its reverse (751213320301), we get a palindrome (854236632458).

The spelling of 103023312157 in words is "one hundred three billion, twenty-three million, three hundred twelve thousand, one hundred fifty-seven".