10442561221246 has 128 divisors (see below), whose sum is σ = 20754265512960. Its totient is φ = 3820981248000.

The previous prime is 10442561221223. The next prime is 10442561221277. The reversal of 10442561221246 is 64212216524401.

It is a junction number, because it is equal to n+sod(n) for n = 10442561221199 and 10442561221208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 793320261 + ... + 793333423.

It is an arithmetic number, because the mean of its divisors is an integer number (162142699320).

Almost surely, 2^{10442561221246} is an apocalyptic number.

10442561221246 is a deficient number, since it is larger than the sum of its proper divisors (10311704291714).

10442561221246 is a wasteful number, since it uses less digits than its factorization.

10442561221246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18050.

The product of its (nonzero) digits is 184320, while the sum is 40.

Adding to 10442561221246 its reverse (64212216524401), we get a palindrome (74654777745647).

The spelling of 10442561221246 in words is "ten trillion, four hundred forty-two billion, five hundred sixty-one million, two hundred twenty-one thousand, two hundred forty-six".