1082102787161 has 12 divisors (see below), whose sum is σ = 1189773312000. Its totient is φ = 983436573240.

The previous prime is 1082102787121. The next prime is 1082102787169. The reversal of 1082102787161 is 1617872012801.

It is not a de Polignac number, because 1082102787161 - 2¹⁰ = 1082102786137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1082102787169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 924761 + ... + 1737638.

It is an arithmetic number, because the mean of its divisors is an integer number (99147776000).

Almost surely, 2^{1082102787161} is an apocalyptic number.

1082102787161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1082102787161 is a deficient number, since it is larger than the sum of its proper divisors (107670524839).

1082102787161 is a wasteful number, since it uses less digits than its factorization.

1082102787161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2665780 (or 2665769 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 44.

Adding to 1082102787161 its reverse (1617872012801), we get a palindrome (2699974799962).

The spelling of 1082102787161 in words is "one trillion, eighty-two billion, one hundred two million, seven hundred eighty-seven thousand, one hundred sixty-one".