10011112101010 has 16 divisors (see below), whose sum is σ = 18024250856472. Its totient is φ = 4003500601600.

The previous prime is 10011112100971. The next prime is 10011112101013. The reversal of 10011112101010 is 1010121111001.

It can be written as a sum of positive squares in 4 ways, for example, as 9283593516201 + 727518584809 = 3046899^2 + 852947^2 .

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 (10011112101013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117985321 + ... + 118070140.

Almost surely, 2^{10011112101010} is an apocalyptic number.

10011112101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10011112101010 is a deficient number, since it is larger than the sum of its proper divisors (8013138755462).

10011112101010 is a wasteful number, since it uses less digits than its factorization.

10011112101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236059709.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 10011112101010 its reverse (1010121111001), we get a palindrome (11021233212011).

Subtracting from 10011112101010 its reverse (1010121111001), we obtain a palindrome (9000990990009).

The spelling of 10011112101010 in words is "ten trillion, eleven billion, one hundred twelve million, one hundred one thousand, ten".