10212243556112 has 80 divisors (see below), whose sum is σ = 21615045225648. Its totient is φ = 4645567365120.

The previous prime is 10212243556103. The next prime is 10212243556139. The reversal of 10212243556112 is 21165534221201.

It can be written as a sum of positive squares in 8 ways, for example, as 733825236496 + 9478418319616 = 856636^2 + 3078704^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21830912 + ... + 22293792.

Almost surely, 2^{10212243556112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10212243556112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10807522612824).

10212243556112 is an abundant number, since it is smaller than the sum of its proper divisors (11402801669536).

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

10212243556112 is a wasteful number, since it uses less digits than its factorization.

10212243556112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464428 (or 464422 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

Adding to 10212243556112 its reverse (21165534221201), we get a palindrome (31377777777313).

The spelling of 10212243556112 in words is "ten trillion, two hundred twelve billion, two hundred forty-three million, five hundred fifty-six thousand, one hundred twelve".