1234102111 has 24 divisors (see below), whose sum is σ = 1376837280. Its totient is φ = 1105241280.

The previous prime is 1234102109. The next prime is 1234102123. The reversal of 1234102111 is 1112014321.

It is not a de Polignac number, because 1234102111 - 2¹ = 1234102109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234102141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3172305 + ... + 3172693.

It is an arithmetic number, because the mean of its divisors is an integer number (57368220).

Almost surely, 2^1234102111 is an apocalyptic number.

1234102111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1234102111 is a deficient number, since it is larger than the sum of its proper divisors (142735169).

1234102111 is a wasteful number, since it uses less digits than its factorization.

1234102111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735 (or 724 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1234102111 is about 35129.7895097594. The cubic root of 1234102111 is about 1072.6310512662.

Adding to 1234102111 its reverse (1112014321), we get a palindrome (2346116432).

It can be divided in two parts, 123410 and 2111, that added together give a palindrome (125521).

The spelling of 1234102111 in words is "one billion, two hundred thirty-four million, one hundred two thousand, one hundred eleven".