140121102301001 has 2 divisors, whose sum is σ = 140121102301002. Its totient is φ = 140121102301000.

The previous prime is 140121102300997. The next prime is 140121102301051. The reversal of 140121102301001 is 100103201121041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121378255152400 + 18742847148601 = 11017180^2 + 4329301^2 .

It is a cyclic number.

It is not a de Polignac number, because 140121102301001 - 2² = 140121102300997 is a prime.

It is not a weakly prime, because it can be changed into another prime (140121102301051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70060551150500 + 70060551150501.

It is an arithmetic number, because the mean of its divisors is an integer number (70060551150501).

Almost surely, 2^{140121102301001} is an apocalyptic number.

It is an amenable number.

140121102301001 is a deficient number, since it is larger than the sum of its proper divisors (1).

140121102301001 is an equidigital number, since it uses as much as digits as its factorization.

140121102301001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 140121102301001 its reverse (100103201121041), we get a palindrome (240224303422042).

The spelling of 140121102301001 in words is "one hundred forty trillion, one hundred twenty-one billion, one hundred two million, three hundred one thousand, one".