1234102122 has 128 divisors (see below), whose sum is σ = 3155742720. Its totient is φ = 353833920.

The previous prime is 1234102109. The next prime is 1234102123. The reversal of 1234102122 is 2212014321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1234102095 and 1234102104.

It is not an unprimeable number, because it can be changed into a prime (1234102123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1406748 + ... + 1407624.

It is an arithmetic number, because the mean of its divisors is an integer number (24654240).

Almost surely, 2^1234102122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1234102122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1577871360).

1234102122 is an abundant number, since it is smaller than the sum of its proper divisors (1921640598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1234102122 is a wasteful number, since it uses less digits than its factorization.

1234102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025 (or 1019 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1234102122 is about 35129.7896663217. The cubic root of 1234102122 is about 1072.6310544531.

Adding to 1234102122 its reverse (2212014321), we get a palindrome (3446116443).

The spelling of 1234102122 in words is "one billion, two hundred thirty-four million, one hundred two thousand, one hundred twenty-two".