10212021331010 has 16 divisors (see below), whose sum is σ = 18381675094776. Its totient is φ = 4084800377088.

The previous prime is 10212021331003. The next prime is 10212021331019. The reversal of 10212021331010 is 1013312021201.

It can be written as a sum of positive squares in 4 ways, for example, as 8475743383969 + 1736277947041 = 2911313^2 + 1317679^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10212021331010.

It is not an unprimeable number, because it can be changed into a prime (10212021331019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8275532 + ... + 9429128.

Almost surely, 2^{10212021331010} is an apocalyptic number.

10212021331010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10212021331010 is a deficient number, since it is larger than the sum of its proper divisors (8169653763766).

10212021331010 is a wasteful number, since it uses less digits than its factorization.

10212021331010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2038837.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10212021331010 its reverse (1013312021201), we get a palindrome (11225333352211).

The spelling of 10212021331010 in words is "ten trillion, two hundred twelve billion, twenty-one million, three hundred thirty-one thousand, ten".