10330380956281 has 3 divisors (see below), whose sum is σ = 10330384170373. Its totient is φ = 10330377742190.

The previous prime is 10330380956261. The next prime is 10330380956299. The reversal of 10330380956281 is 18265908303301.

The square root of 10330380956281 is 3214091.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 10330380956281 - 2⁵ = 10330380956249 is a prime.

It is a super-2 number, since 2×10330380956281² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10330380956251) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1607046 + ... + 4821136.

Almost surely, 2^{10330380956281} is an apocalyptic number.

10330380956281 is the 3214091-st square number.

10330380956281 is the 1607046-th centered octagonal number.

It is an amenable number.

10330380956281 is a deficient number, since it is larger than the sum of its proper divisors (3214092).

10330380956281 is an frugal number, since it uses more digits than its factorization.

10330380956281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6428182 (or 3214091 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 49.

Multiplying 10330380956281 by its sum of digits (49), we get a square (506188666857769 = 22498637²).

The spelling of 10330380956281 in words is "ten trillion, three hundred thirty billion, three hundred eighty million, nine hundred fifty-six thousand, two hundred eighty-one".