331000121031010 has 8 divisors (see below), whose sum is σ = 595800217855836. Its totient is φ = 132400048412400.

The previous prime is 331000121030993. The next prime is 331000121031053. The reversal of 331000121031010 is 10130121000133.

It can be written as a sum of positive squares in 2 ways, for example, as 322185878514369 + 8814242516641 = 17949537^2 + 2968879^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×331000121031010² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16550006051541 + ... + 16550006051560.

Almost surely, 2^{331000121031010} is an apocalyptic number.

331000121031010 is a deficient number, since it is larger than the sum of its proper divisors (264800096824826).

331000121031010 is a wasteful number, since it uses less digits than its factorization.

331000121031010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33100012103108.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 331000121031010 its reverse (10130121000133), we get a palindrome (341130242031143).

The spelling of 331000121031010 in words is "three hundred thirty-one trillion, one hundred twenty-one million, thirty-one thousand, ten".