100103400421031 has 8 divisors (see below), whose sum is σ = 114503109002784. Its totient is φ = 85728497541120.

The previous prime is 100103400420949. The next prime is 100103400421039. The reversal of 100103400421031 is 130124004301001.

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

It is not a de Polignac number, because 100103400421031 - 2¹⁰ = 100103400420007 is a prime.

It is a super-2 number, since 2×100103400421031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100103400420994 and 100103400421012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100103400421039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6201416810 + ... + 6201432951.

It is an arithmetic number, because the mean of its divisors is an integer number (14312888625348).

Almost surely, 2^{100103400421031} is an apocalyptic number.

100103400421031 is a deficient number, since it is larger than the sum of its proper divisors (14399708581753).

100103400421031 is a wasteful number, since it uses less digits than its factorization.

100103400421031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12402850921.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 100103400421031 its reverse (130124004301001), we get a palindrome (230227404722032).

The spelling of 100103400421031 in words is "one hundred trillion, one hundred three billion, four hundred million, four hundred twenty-one thousand, thirty-one".