10001111001010 has 16 divisors (see below), whose sum is σ = 18441072968472. Its totient is φ = 3902872585600.

The previous prime is 10001111000983. The next prime is 10001111001041. The reversal of 10001111001010 is 1010011110001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8777881637001 + 1223229364009 = 2962749^2 + 1105997^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10001111000984 and 10001111001002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12196476421 + ... + 12196477240.

Almost surely, 2^{10001111001010} is an apocalyptic number.

10001111001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10001111001010 is a deficient number, since it is larger than the sum of its proper divisors (8439961967462).

10001111001010 is a wasteful number, since it uses less digits than its factorization.

10001111001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24392953709.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 10001111001010 its reverse (1010011110001), we get a palindrome (11011122111011).

The spelling of 10001111001010 in words is "ten trillion, one billion, one hundred eleven million, one thousand, ten".