10100251493 has 2 divisors, whose sum is σ = 10100251494. Its totient is φ = 10100251492.

The previous prime is 10100251481. The next prime is 10100251547. The reversal of 10100251493 is 39415200101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9632048449 + 468203044 = 98143^2 + 21638^2 .

It is a cyclic number.

It is not a de Polignac number, because 10100251493 - 2⁸ = 10100251237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10100251433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050125746 + 5050125747.

It is an arithmetic number, because the mean of its divisors is an integer number (5050125747).

Almost surely, 2^10100251493 is an apocalyptic number.

It is an amenable number.

10100251493 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100251493 is an equidigital number, since it uses as much as digits as its factorization.

10100251493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

Adding to 10100251493 its reverse (39415200101), we get a palindrome (49515451594).

The spelling of 10100251493 in words is "ten billion, one hundred million, two hundred fifty-one thousand, four hundred ninety-three".