103012221329977 has 2 divisors, whose sum is σ = 103012221329978. Its totient is φ = 103012221329976.

The previous prime is 103012221329947. The next prime is 103012221329981. The reversal of 103012221329977 is 779923122210301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53258891941161 + 49753329388816 = 7297869^2 + 7053604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103012221329977 is a prime.

It is a super-2 number, since 2×103012221329977² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 103012221329977.

It is not a weakly prime, because it can be changed into another prime (103012221329917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51506110664988 + 51506110664989.

It is an arithmetic number, because the mean of its divisors is an integer number (51506110664989).

Almost surely, 2^{103012221329977} is an apocalyptic number.

It is an amenable number.

103012221329977 is a deficient number, since it is larger than the sum of its proper divisors (1).

103012221329977 is an equidigital number, since it uses as much as digits as its factorization.

103012221329977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 49.

The spelling of 103012221329977 in words is "one hundred three trillion, twelve billion, two hundred twenty-one million, three hundred twenty-nine thousand, nine hundred seventy-seven".