1020000000111 has 8 divisors (see below), whose sum is σ = 1360773173760. Its totient is φ = 679613413272.

The previous prime is 1020000000091. The next prime is 1020000000121. The reversal of 1020000000111 is 1110000000201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1020000000111 - 2¹¹ = 1019999998063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1020000000111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020000000121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96640545 + ... + 96651098.

It is an arithmetic number, because the mean of its divisors is an integer number (170096646720).

Almost surely, 2^{1020000000111} is an apocalyptic number.

1020000000111 is a deficient number, since it is larger than the sum of its proper divisors (340773173649).

1020000000111 is a wasteful number, since it uses less digits than its factorization.

1020000000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193293405.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 1020000000111 its reverse (1110000000201), we get a palindrome (2130000000312).

The spelling of 1020000000111 in words is "one trillion, twenty billion, one hundred eleven", and thus it is an aban number.