100001111001010 has 16 divisors (see below), whose sum is σ = 180442102498200. Its totient is φ = 39902643801216.

The previous prime is 100001111000969. The next prime is 100001111001041. The reversal of 100001111001010 is 10100111100001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 90339265061809 + 9661845939201 = 9504697^2 + 3108351^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100001111000984 and 100001111001002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12225070605 + ... + 12225078784.

Almost surely, 2^{100001111001010} is an apocalyptic number.

100001111001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100001111001010 is a deficient number, since it is larger than the sum of its proper divisors (80440991497190).

100001111001010 is a wasteful number, since it uses less digits than its factorization.

100001111001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24450149805.

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

Adding to 100001111001010 its reverse (10100111100001), we get a palindrome (110101222101011).

The spelling of 100001111001010 in words is "one hundred trillion, one billion, one hundred eleven million, one thousand, ten".