140210531342251 has 2 divisors, whose sum is σ = 140210531342252. Its totient is φ = 140210531342250.

The previous prime is 140210531342209. The next prime is 140210531342281. The reversal of 140210531342251 is 152243135012041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140210531342251 - 2²⁵ = 140210497787819 is a prime.

It is not a weakly prime, because it can be changed into another prime (140210531342281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70105265671125 + 70105265671126.

It is an arithmetic number, because the mean of its divisors is an integer number (70105265671126).

Almost surely, 2^{140210531342251} is an apocalyptic number.

140210531342251 is a deficient number, since it is larger than the sum of its proper divisors (1).

140210531342251 is an equidigital number, since it uses as much as digits as its factorization.

140210531342251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 140210531342251 its reverse (152243135012041), we get a palindrome (292453666354292).

The spelling of 140210531342251 in words is "one hundred forty trillion, two hundred ten billion, five hundred thirty-one million, three hundred forty-two thousand, two hundred fifty-one".