1000012001210 has 16 divisors (see below), whose sum is σ = 1894759581600. Its totient is φ = 378951916176.

The previous prime is 1000012001207. The next prime is 1000012001221. The reversal of 1000012001210 is 121002100001.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 2631610340 + ... + 2631610719.

It is an arithmetic number, because the mean of its divisors is an integer number (118422473850).

Almost surely, 2^{1000012001210} is an apocalyptic number.

1000012001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000012001210 is a deficient number, since it is larger than the sum of its proper divisors (894747580390).

1000012001210 is a wasteful number, since it uses less digits than its factorization.

1000012001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5263221085.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1000012001210 its reverse (121002100001), we get a palindrome (1121014101211).

The spelling of 1000012001210 in words is "one trillion, twelve million, one thousand, two hundred ten".