10011111111010 has 128 divisors (see below), whose sum is σ = 19421116243200. Its totient is φ = 3704337100800.

The previous prime is 10011111110989. The next prime is 10011111111013. The reversal of 10011111111010 is 1011111111001.

It is a happy number.

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 (10011111111013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 720165060 + ... + 720178960.

It is an arithmetic number, because the mean of its divisors is an integer number (151727470650).

Almost surely, 2^{10011111111010} is an apocalyptic number.

10011111111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10011111111010 is a deficient number, since it is larger than the sum of its proper divisors (9410005132190).

10011111111010 is a wasteful number, since it uses less digits than its factorization.

10011111111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14516.

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 10011111111010 its reverse (1011111111001), we get a palindrome (11022222222011).

Subtracting from 10011111111010 its reverse (1011111111001), we obtain a palindrome (9000000000009).

The spelling of 10011111111010 in words is "ten trillion, eleven billion, one hundred eleven million, one hundred eleven thousand, ten".