1001002212010 has 16 divisors (see below), whose sum is σ = 1801884463272. Its totient is φ = 400383000000.

The previous prime is 1001002211983. The next prime is 1001002212013. The reversal of 1001002212010 is 102122001001.

It can be written as a sum of positive squares in 4 ways, for example, as 1000486059049 + 516152961 = 1000243^2 + 22719^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1001002212013) 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 7 ways as a sum of consecutive naturals, for example, 1999341 + ... + 2449360.

Almost surely, 2^{1001002212010} is an apocalyptic number.

1001002212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001002212010 is a deficient number, since it is larger than the sum of its proper divisors (800882251262).

1001002212010 is a wasteful number, since it uses less digits than its factorization.

1001002212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4471209.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1001002212010 its reverse (102122001001), we get a palindrome (1103124213011).

The spelling of 1001002212010 in words is "one trillion, one billion, two million, two hundred twelve thousand, ten".