10221302123012 has 6 divisors (see below), whose sum is σ = 17887278715278. Its totient is φ = 5110651061504.

The previous prime is 10221302122987. The next prime is 10221302123023. The reversal of 10221302123012 is 21032120312201.

It can be written as a sum of positive squares in only one way, i.e., 10102887678016 + 118414444996 = 3178504^2 + 344114^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277662765373 + ... + 1277662765380.

It is an arithmetic number, because the mean of its divisors is an integer number (2981213119213).

Almost surely, 2^{10221302123012} is an apocalyptic number.

It is an amenable number.

10221302123012 is a deficient number, since it is larger than the sum of its proper divisors (7665976592266).

10221302123012 is a wasteful number, since it uses less digits than its factorization.

10221302123012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555325530757 (or 2555325530755 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 10221302123012 its reverse (21032120312201), we get a palindrome (31253422435213).

The spelling of 10221302123012 in words is "ten trillion, two hundred twenty-one billion, three hundred two million, one hundred twenty-three thousand, twelve".