1021231110010 has 16 divisors (see below), whose sum is σ = 1934964208800. Its totient is φ = 386992841616.

The previous prime is 1021231110001. The next prime is 1021231110013. The reversal of 1021231110010 is 100111321201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1021231110013) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2687450100 + ... + 2687450479.

It is an arithmetic number, because the mean of its divisors is an integer number (120935263050).

Almost surely, 2^{1021231110010} is an apocalyptic number.

1021231110010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021231110010 is a deficient number, since it is larger than the sum of its proper divisors (913733098790).

1021231110010 is a wasteful number, since it uses less digits than its factorization.

1021231110010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5374900605.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1021231110010 its reverse (100111321201), we get a palindrome (1121342431211).

The spelling of 1021231110010 in words is "one trillion, twenty-one billion, two hundred thirty-one million, one hundred ten thousand, ten".