1161010101116 has 24 divisors (see below), whose sum is σ = 2052609473376. Its totient is φ = 574554315200.

The previous prime is 1161010101089. The next prime is 1161010101137. The reversal of 1161010101116 is 6111010101611.

It is a congruent number.

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, 639665 + ... + 1652631.

It is an arithmetic number, because the mean of its divisors is an integer number (85525394724).

Almost surely, 2^{1161010101116} is an apocalyptic number.

It is an amenable number.

1161010101116 is a deficient number, since it is larger than the sum of its proper divisors (891599372260).

1161010101116 is a wasteful number, since it uses less digits than its factorization.

1161010101116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015909 (or 1015907 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 20.

Adding to 1161010101116 its reverse (6111010101611), we get a palindrome (7272020202727).

The spelling of 1161010101116 in words is "one trillion, one hundred sixty-one billion, ten million, one hundred one thousand, one hundred sixteen".