1010120100111 has 6 divisors (see below), whose sum is σ = 1459062366840. Its totient is φ = 673413400068.

The previous prime is 1010120100109. The next prime is 1010120100113. The reversal of 1010120100111 is 1110010210101.

It is an interprime number because it is at equal distance from previous prime (1010120100109) and next prime (1010120100113).

It is not a de Polignac number, because 1010120100111 - 2¹ = 1010120100109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 112235566679 = 1010120100111 / (1 + 0 + 1 + 0 + 1 + 2 + 0 + 1 + 0 + 0 + 1 + 1 + 1).

It is a junction number, because it is equal to n+sod(n) for n = 1010120100093 and 1010120100102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010120100113) 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 5 ways as a sum of consecutive naturals, for example, 56117783331 + ... + 56117783348.

It is an arithmetic number, because the mean of its divisors is an integer number (243177061140).

Almost surely, 2^{1010120100111} is an apocalyptic number.

1010120100111 is a deficient number, since it is larger than the sum of its proper divisors (448942266729).

1010120100111 is a wasteful number, since it uses less digits than its factorization.

1010120100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112235566685 (or 112235566682 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1010120100111 its reverse (1110010210101), we get a palindrome (2120130310212).

The spelling of 1010120100111 in words is "one trillion, ten billion, one hundred twenty million, one hundred thousand, one hundred eleven".