1031300122100 has 18 divisors (see below), whose sum is σ = 2237921265174. Its totient is φ = 412520048800.

The previous prime is 1031300122091. The next prime is 1031300122129. The reversal of 1031300122100 is 12210031301.

It can be written as a sum of positive squares in 3 ways, for example, as 237155364196 + 794144757904 = 486986^2 + 891148^2 .

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 5156500511 + ... + 5156500710.

Almost surely, 2^{1031300122100} is an apocalyptic number.

1031300122100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1031300122100 is an abundant number, since it is smaller than the sum of its proper divisors (1206621143074).

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

1031300122100 is a wasteful number, since it uses less digits than its factorization.

1031300122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10313001235 (or 10313001228 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1031300122100 its reverse (12210031301), we get a palindrome (1043510153401).

The spelling of 1031300122100 in words is "one trillion, thirty-one billion, three hundred million, one hundred twenty-two thousand, one hundred".