10212244455646 has 8 divisors (see below), whose sum is σ = 15324550932600. Its totient is φ = 5104060811448.

The previous prime is 10212244455619. The next prime is 10212244455727. The reversal of 10212244455646 is 64655444221201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10212244455646² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10212244455596 and 10212244455605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1030701996 + ... + 1030711903.

It is an arithmetic number, because the mean of its divisors is an integer number (1915568866575).

Almost surely, 2^{10212244455646} is an apocalyptic number.

10212244455646 is a deficient number, since it is larger than the sum of its proper divisors (5112306476954).

10212244455646 is a wasteful number, since it uses less digits than its factorization.

10212244455646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061416378.

The product of its (nonzero) digits is 1843200, while the sum is 46.

Adding to 10212244455646 its reverse (64655444221201), we get a palindrome (74867688676847).

The spelling of 10212244455646 in words is "ten trillion, two hundred twelve billion, two hundred forty-four million, four hundred fifty-five thousand, six hundred forty-six".