1232101404 has 72 divisors (see below), whose sum is σ = 3164616000. Its totient is φ = 404135424.

The previous prime is 1232101399. The next prime is 1232101439. The reversal of 1232101404 is 4041012321.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 764952 + ... + 766560.

It is an arithmetic number, because the mean of its divisors is an integer number (43953000).

Almost surely, 2^1232101404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1232101404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1582308000).

1232101404 is an abundant number, since it is smaller than the sum of its proper divisors (1932514596).

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

1232101404 is a wasteful number, since it uses less digits than its factorization.

1232101404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947 (or 1942 counting only the distinct ones).

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

The square root of 1232101404 is about 35101.3020271328. The cubic root of 1232101404 is about 1072.0510935308.

Adding to 1232101404 its reverse (4041012321), we get a palindrome (5273113725).

The spelling of 1232101404 in words is "one billion, two hundred thirty-two million, one hundred one thousand, four hundred four".