103120031311051 has 2 divisors, whose sum is σ = 103120031311052. Its totient is φ = 103120031311050.

The previous prime is 103120031311007. The next prime is 103120031311159. The reversal of 103120031311051 is 150113130021301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103120031311051 - 2³¹ = 103117883827403 is a prime.

It is not a weakly prime, because it can be changed into another prime (103120031314051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51560015655525 + 51560015655526.

It is an arithmetic number, because the mean of its divisors is an integer number (51560015655526).

Almost surely, 2^{103120031311051} is an apocalyptic number.

103120031311051 is a deficient number, since it is larger than the sum of its proper divisors (1).

103120031311051 is an equidigital number, since it uses as much as digits as its factorization.

103120031311051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 22.

Adding to 103120031311051 its reverse (150113130021301), we get a palindrome (253233161332352).

The spelling of 103120031311051 in words is "one hundred three trillion, one hundred twenty billion, thirty-one million, three hundred eleven thousand, fifty-one".