1017770811111 has 12 divisors (see below), whose sum is σ = 1470198347280. Its totient is φ = 678474664800.

The previous prime is 1017770811053. The next prime is 1017770811121. The reversal of 1017770811111 is 1111180777101.

It is not a de Polignac number, because 1017770811111 - 2²² = 1017766616807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1017770811121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3102606 + ... + 3414923.

It is an arithmetic number, because the mean of its divisors is an integer number (122516528940).

Almost surely, 2^{1017770811111} is an apocalyptic number.

1017770811111 is a deficient number, since it is larger than the sum of its proper divisors (452427536169).

1017770811111 is a wasteful number, since it uses less digits than its factorization.

1017770811111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6534886 (or 6534883 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 36.

The spelling of 1017770811111 in words is "one trillion, seventeen billion, seven hundred seventy million, eight hundred eleven thousand, one hundred eleven".