103421040377 has 2 divisors, whose sum is σ = 103421040378. Its totient is φ = 103421040376.

The previous prime is 103421040269. The next prime is 103421040391. The reversal of 103421040377 is 773040124301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103356463081 + 64577296 = 321491^2 + 8036^2 .

It is a cyclic number.

It is not a de Polignac number, because 103421040377 - 2¹⁰ = 103421039353 is a prime.

It is a super-2 number, since 2×103421040377² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103421042377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51710520188 + 51710520189.

It is an arithmetic number, because the mean of its divisors is an integer number (51710520189).

Almost surely, 2^103421040377 is an apocalyptic number.

It is an amenable number.

103421040377 is a deficient number, since it is larger than the sum of its proper divisors (1).

103421040377 is an equidigital number, since it uses as much as digits as its factorization.

103421040377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 32.

Adding to 103421040377 its reverse (773040124301), we get a palindrome (876461164678).

The spelling of 103421040377 in words is "one hundred three billion, four hundred twenty-one million, forty thousand, three hundred seventy-seven".