1031321130122 has 8 divisors (see below), whose sum is σ = 1568173225476. Its totient is φ = 508596721632.

The previous prime is 1031321130107. The next prime is 1031321130131. The reversal of 1031321130122 is 2210311231301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1012255319881 + 19065810241 = 1006109^2 + 138079^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1031321130122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1031321130094 and 1031321130103.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3531921533 + ... + 3531921824.

Almost surely, 2^{1031321130122} is an apocalyptic number.

1031321130122 is a deficient number, since it is larger than the sum of its proper divisors (536852095354).

1031321130122 is an equidigital number, since it uses as much as digits as its factorization.

1031321130122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7063843432.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1031321130122 its reverse (2210311231301), we get a palindrome (3241632361423).

The spelling of 1031321130122 in words is "one trillion, thirty-one billion, three hundred twenty-one million, one hundred thirty thousand, one hundred twenty-two".