101321144012312 has 64 divisors (see below), whose sum is σ = 219228089932800. Its totient is φ = 43001090052480.

The previous prime is 101321144012311. The next prime is 101321144012323. The reversal of 101321144012312 is 213210441123101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101321144012311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 587551862 + ... + 587724282.

It is an arithmetic number, because the mean of its divisors is an integer number (3425438905200).

Almost surely, 2^{101321144012312} is an apocalyptic number.

It is an amenable number.

101321144012312 is an abundant number, since it is smaller than the sum of its proper divisors (117906945920488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101321144012312 is a wasteful number, since it uses less digits than its factorization.

101321144012312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274416 (or 274412 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 101321144012312 its reverse (213210441123101), we get a palindrome (314531585135413).

The spelling of 101321144012312 in words is "one hundred one trillion, three hundred twenty-one billion, one hundred forty-four million, twelve thousand, three hundred twelve".