2100412420043 has 16 divisors (see below), whose sum is σ = 2404427450880. Its totient is φ = 1797387774336.

The previous prime is 2100412420009. The next prime is 2100412420097. The reversal of 2100412420043 is 3400242140012.

It is not a de Polignac number, because 2100412420043 - 2¹⁴ = 2100412403659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2100412420343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19299203 + ... + 19407731.

It is an arithmetic number, because the mean of its divisors is an integer number (150276715680).

Almost surely, 2^{2100412420043} is an apocalyptic number.

2100412420043 is a deficient number, since it is larger than the sum of its proper divisors (304015030837).

2100412420043 is a wasteful number, since it uses less digits than its factorization.

2100412420043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113066.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 2100412420043 its reverse (3400242140012), we get a palindrome (5500654560055).

The spelling of 2100412420043 in words is "two trillion, one hundred billion, four hundred twelve million, four hundred twenty thousand, forty-three".