101244142315 has 4 divisors (see below), whose sum is σ = 121492970784. Its totient is φ = 80995313848.

The previous prime is 101244142301. The next prime is 101244142333. The reversal of 101244142315 is 513241442101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 101244142315 - 2¹⁷ = 101244011243 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10124414227 + ... + 10124414236.

It is an arithmetic number, because the mean of its divisors is an integer number (30373242696).

Almost surely, 2^101244142315 is an apocalyptic number.

101244142315 is a deficient number, since it is larger than the sum of its proper divisors (20248828469).

101244142315 is an equidigital number, since it uses as much as digits as its factorization.

101244142315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20248828468.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 101244142315 its reverse (513241442101), we get a palindrome (614485584416).

The spelling of 101244142315 in words is "one hundred one billion, two hundred forty-four million, one hundred forty-two thousand, three hundred fifteen".