10212109672 has 16 divisors (see below), whose sum is σ = 19151122500. Its totient is φ = 5105143680.

The previous prime is 10212109601. The next prime is 10212109673. The reversal of 10212109672 is 27690121201.

It can be written as a sum of positive squares in 2 ways, for example, as 7229420676 + 2982688996 = 85026^2 + 54614^2 .

It is not an unprimeable number, because it can be changed into a prime (10212109673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65029 + ... + 157012.

Almost surely, 2^10212109672 is an apocalyptic number.

It is an amenable number.

10212109672 is a deficient number, since it is larger than the sum of its proper divisors (8939012828).

10212109672 is a wasteful number, since it uses less digits than its factorization.

10212109672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227796 (or 227792 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 31.

The spelling of 10212109672 in words is "ten billion, two hundred twelve million, one hundred nine thousand, six hundred seventy-two".