101522445142141 has 4 divisors (see below), whose sum is σ = 107494353679932. Its totient is φ = 95550536604352.

The previous prime is 101522445142081. The next prime is 101522445142171. The reversal of 101522445142141 is 141241544225101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59485972671225 + 42036472470916 = 7712715^2 + 6483554^2 .

It is not a de Polignac number, because 101522445142141 - 2¹⁵ = 101522445109373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101522445142141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101522445142171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2985954268870 + ... + 2985954268903.

It is an arithmetic number, because the mean of its divisors is an integer number (26873588419983).

Almost surely, 2^{101522445142141} is an apocalyptic number.

It is an amenable number.

101522445142141 is a deficient number, since it is larger than the sum of its proper divisors (5971908537791).

101522445142141 is an equidigital number, since it uses as much as digits as its factorization.

101522445142141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5971908537790.

The product of its (nonzero) digits is 51200, while the sum is 37.

Adding to 101522445142141 its reverse (141241544225101), we get a palindrome (242763989367242).

The spelling of 101522445142141 in words is "one hundred one trillion, five hundred twenty-two billion, four hundred forty-five million, one hundred forty-two thousand, one hundred forty-one".