1000212212001 has 16 divisors (see below), whose sum is σ = 1334294896320. Its totient is φ = 666468929280.

The previous prime is 1000212211979. The next prime is 1000212212039. The reversal of 1000212212001 is 1002122120001.

It is not a de Polignac number, because 1000212212001 - 2⁵ = 1000212211969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000212212501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88957486 + ... + 88968728.

It is an arithmetic number, because the mean of its divisors is an integer number (83393431020).

Almost surely, 2^{1000212212001} is an apocalyptic number.

It is an amenable number.

1000212212001 is a deficient number, since it is larger than the sum of its proper divisors (334082684319).

1000212212001 is a wasteful number, since it uses less digits than its factorization.

1000212212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23696.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1000212212001 its reverse (1002122120001), we get a palindrome (2002334332002).

The spelling of 1000212212001 in words is "one trillion, two hundred twelve million, two hundred twelve thousand, one".