1201103130100 has 36 divisors (see below), whose sum is σ = 2759711078124. Its totient is φ = 452180001280.

The previous prime is 1201103130061. The next prime is 1201103130113. The reversal of 1201103130100 is 10313011021.

It can be written as a sum of positive squares in 6 ways, for example, as 137061367524 + 1064041762576 = 370218^2 + 1031524^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 353263927 + ... + 353267326.

It is an arithmetic number, because the mean of its divisors is an integer number (76658641059).

Almost surely, 2^{1201103130100} is an apocalyptic number.

1201103130100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201103130100 is an abundant number, since it is smaller than the sum of its proper divisors (1558607948024).

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

1201103130100 is a wasteful number, since it uses less digits than its factorization.

1201103130100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706531284 (or 706531277 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1201103130100 its reverse (10313011021), we get a palindrome (1211416141121).

It can be divided in two parts, 1201 and 103130100, that added together give a palindrome (103131301).

The spelling of 1201103130100 in words is "one trillion, two hundred one billion, one hundred three million, one hundred thirty thousand, one hundred".