1051130331204 has 96 divisors (see below), whose sum is σ = 2624579629056. Its totient is φ = 326650283520.

The previous prime is 1051130331203. The next prime is 1051130331217. The reversal of 1051130331204 is 4021330311501.

It is a super-2 number, since 2×1051130331204² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051130331203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2958139 + ... + 3294365.

It is an arithmetic number, because the mean of its divisors is an integer number (27339371136).

Almost surely, 2^{1051130331204} 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 1051130331204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1312289814528).

1051130331204 is an abundant number, since it is smaller than the sum of its proper divisors (1573449297852).

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

1051130331204 is a wasteful number, since it uses less digits than its factorization.

1051130331204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336545 (or 336543 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 1051130331204 its reverse (4021330311501), we get a palindrome (5072460642705).

The spelling of 1051130331204 in words is "one trillion, fifty-one billion, one hundred thirty million, three hundred thirty-one thousand, two hundred four".