1001110661610 has 64 divisors (see below), whose sum is σ = 2540663000064. Its totient is φ = 252049881600.

The previous prime is 1001110661609. The next prime is 1001110661623. The reversal of 1001110661610 is 161660111001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13089469 + ... + 13165728.

It is an arithmetic number, because the mean of its divisors is an integer number (39697859376).

Almost surely, 2^{1001110661610} is an apocalyptic number.

1001110661610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001110661610 is an abundant number, since it is smaller than the sum of its proper divisors (1539552338454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001110661610 is a wasteful number, since it uses less digits than its factorization.

1001110661610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26255279.

The product of its (nonzero) digits is 216, while the sum is 24.

Adding to 1001110661610 its reverse (161660111001), we get a palindrome (1162770772611).

The spelling of 1001110661610 in words is "one trillion, one billion, one hundred ten million, six hundred sixty-one thousand, six hundred ten".