10221312143142 has 24 divisors (see below), whose sum is σ = 22412997714744. Its totient is φ = 3366054600864.

The previous prime is 10221312143129. The next prime is 10221312143149. The reversal of 10221312143142 is 24134121312201.

10221312143142 is a `hidden beast` number, since 1 + 0 + 2 + 2 + 131 + 214 + 314 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221312143149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3420785703 + ... + 3420788690.

It is an arithmetic number, because the mean of its divisors is an integer number (933874904781).

Almost surely, 2^{10221312143142} is an apocalyptic number.

10221312143142 is an abundant number, since it is smaller than the sum of its proper divisors (12191685571602).

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

10221312143142 is a wasteful number, since it uses less digits than its factorization.

10221312143142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6841574484 (or 6841574481 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 10221312143142 its reverse (24134121312201), we get a palindrome (34355433455343).

The spelling of 10221312143142 in words is "ten trillion, two hundred twenty-one billion, three hundred twelve million, one hundred forty-three thousand, one hundred forty-two".