120202440186641 has 2 divisors, whose sum is σ = 120202440186642. Its totient is φ = 120202440186640.

The previous prime is 120202440186637. The next prime is 120202440186649. The reversal of 120202440186641 is 146681044202021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118332602730241 + 1869837456400 = 10878079^2 + 1367420^2 .

It is a cyclic number.

It is not a de Polignac number, because 120202440186641 - 2² = 120202440186637 is a prime.

It is not a weakly prime, because it can be changed into another prime (120202440186649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60101220093320 + 60101220093321.

It is an arithmetic number, because the mean of its divisors is an integer number (60101220093321).

Almost surely, 2^{120202440186641} is an apocalyptic number.

It is an amenable number.

120202440186641 is a deficient number, since it is larger than the sum of its proper divisors (1).

120202440186641 is an equidigital number, since it uses as much as digits as its factorization.

120202440186641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 147456, while the sum is 41.

Adding to 120202440186641 its reverse (146681044202021), we get a palindrome (266883484388662).

The spelling of 120202440186641 in words is "one hundred twenty trillion, two hundred two billion, four hundred forty million, one hundred eighty-six thousand, six hundred forty-one".