100412003543 has 2 divisors, whose sum is σ = 100412003544. Its totient is φ = 100412003542.

The previous prime is 100412003431. The next prime is 100412003561. The reversal of 100412003543 is 345300214001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100412003543 - 2¹⁸ = 100411741399 is a prime.

It is a super-3 number, since 3×100412003543³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100412053543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50206001771 + 50206001772.

It is an arithmetic number, because the mean of its divisors is an integer number (50206001772).

Almost surely, 2^100412003543 is an apocalyptic number.

100412003543 is a deficient number, since it is larger than the sum of its proper divisors (1).

100412003543 is an equidigital number, since it uses as much as digits as its factorization.

100412003543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 100412003543 its reverse (345300214001), we get a palindrome (445712217544).

The spelling of 100412003543 in words is "one hundred billion, four hundred twelve million, three thousand, five hundred forty-three".