101551423142345 has 16 divisors (see below), whose sum is σ = 137524184320320. Its totient is φ = 71308836312000.

The previous prime is 101551423142243. The next prime is 101551423142363. The reversal of 101551423142345 is 543241324155101.

It is not a de Polignac number, because 101551423142345 - 2¹⁰ = 101551423141321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31834300331 + ... + 31834303520.

It is an arithmetic number, because the mean of its divisors is an integer number (8595261520020).

Almost surely, 2^{101551423142345} is an apocalyptic number.

It is an amenable number.

101551423142345 is a deficient number, since it is larger than the sum of its proper divisors (35972761177975).

101551423142345 is a wasteful number, since it uses less digits than its factorization.

101551423142345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63668603896.

The product of its (nonzero) digits is 288000, while the sum is 41.

Adding to 101551423142345 its reverse (543241324155101), we get a palindrome (644792747297446).

The spelling of 101551423142345 in words is "one hundred one trillion, five hundred fifty-one billion, four hundred twenty-three million, one hundred forty-two thousand, three hundred forty-five".