10212209758056 has 32 divisors (see below), whose sum is σ = 25963245151200. Its totient is φ = 3346373818560.

The previous prime is 10212209758043. The next prime is 10212209758057. The reversal of 10212209758056 is 65085790221201.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 10212209757996 and 10212209758014.

It is not an unprimeable number, because it can be changed into a prime (10212209758057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3606004855 + ... + 3606007686.

It is an arithmetic number, because the mean of its divisors is an integer number (811351410975).

Almost surely, 2^{10212209758056} is an apocalyptic number.

It is an amenable number.

10212209758056 is an abundant number, since it is smaller than the sum of its proper divisors (15751035393144).

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

10212209758056 is a wasteful number, since it uses less digits than its factorization.

10212209758056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7212012609 (or 7212012605 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 48.

Adding to 10212209758056 its reverse (65085790221201), we get a palindrome (75297999979257).

The spelling of 10212209758056 in words is "ten trillion, two hundred twelve billion, two hundred nine million, seven hundred fifty-eight thousand, fifty-six".