101244142312 has 16 divisors (see below), whose sum is σ = 191106814500. Its totient is φ = 50282325120.

The previous prime is 101244142301. The next prime is 101244142333. The reversal of 101244142312 is 213241442101.

It can be written as a sum of positive squares in 2 ways, for example, as 101242330596 + 1811716 = 318186^2 + 1346^2 .

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, 42466989 + ... + 42469372.

Almost surely, 2^101244142312 is an apocalyptic number.

It is an amenable number.

101244142312 is a deficient number, since it is larger than the sum of its proper divisors (89862672188).

101244142312 is a wasteful number, since it uses less digits than its factorization.

101244142312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84936516 (or 84936512 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 101244142312 its reverse (213241442101), we get a palindrome (314485584413).

The spelling of 101244142312 in words is "one hundred one billion, two hundred forty-four million, one hundred forty-two thousand, three hundred twelve".