1203130421051 has 16 divisors (see below), whose sum is σ = 1301707057728. Its totient is φ = 1105419571200.

The previous prime is 1203130421011. The next prime is 1203130421081. The reversal of 1203130421051 is 1501240313021.

It is not a de Polignac number, because 1203130421051 - 2³⁰ = 1202056679227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1203130421011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6224066 + ... + 6414456.

It is an arithmetic number, because the mean of its divisors is an integer number (81356691108).

Almost surely, 2^{1203130421051} is an apocalyptic number.

1203130421051 is a deficient number, since it is larger than the sum of its proper divisors (98576636677).

1203130421051 is a wasteful number, since it uses less digits than its factorization.

1203130421051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192662.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 1203130421051 its reverse (1501240313021), we get a palindrome (2704370734072).

The spelling of 1203130421051 in words is "one trillion, two hundred three billion, one hundred thirty million, four hundred twenty-one thousand, fifty-one".