103214523257 has 2 divisors, whose sum is σ = 103214523258. Its totient is φ = 103214523256.

The previous prime is 103214523211. The next prime is 103214523271. The reversal of 103214523257 is 752325412301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81121862761 + 22092660496 = 284819^2 + 148636^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103214523257 is a prime.

It is a super-2 number, since 2×103214523257² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103214523457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51607261628 + 51607261629.

It is an arithmetic number, because the mean of its divisors is an integer number (51607261629).

Almost surely, 2^103214523257 is an apocalyptic number.

It is an amenable number.

103214523257 is a deficient number, since it is larger than the sum of its proper divisors (1).

103214523257 is an equidigital number, since it uses as much as digits as its factorization.

103214523257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

Adding to 103214523257 its reverse (752325412301), we get a palindrome (855539935558).

The spelling of 103214523257 in words is "one hundred three billion, two hundred fourteen million, five hundred twenty-three thousand, two hundred fifty-seven".