10212216366515 has 32 divisors (see below), whose sum is σ = 12988263375360. Its totient is φ = 7681651121664.

The previous prime is 10212216366487. The next prime is 10212216366551. The reversal of 10212216366515 is 51566361221201.

It is a cyclic number.

It is not a de Polignac number, because 10212216366515 - 2⁸ = 10212216366259 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 484923056 + ... + 484944114.

It is an arithmetic number, because the mean of its divisors is an integer number (405883230480).

Almost surely, 2^{10212216366515} is an apocalyptic number.

10212216366515 is a deficient number, since it is larger than the sum of its proper divisors (2776047008845).

10212216366515 is a wasteful number, since it uses less digits than its factorization.

10212216366515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26411.

The product of its (nonzero) digits is 129600, while the sum is 41.

Adding to 10212216366515 its reverse (51566361221201), we get a palindrome (61778577587716).

The spelling of 10212216366515 in words is "ten trillion, two hundred twelve billion, two hundred sixteen million, three hundred sixty-six thousand, five hundred fifteen".