100420023343345 has 16 divisors (see below), whose sum is σ = 123012425416320. Its totient is φ = 78674108322304.

The previous prime is 100420023343301. The next prime is 100420023343363. The reversal of 100420023343345 is 543343320024001.

It is a cyclic number.

It is not a de Polignac number, because 100420023343345 - 2²⁹ = 100419486472433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100420023343345.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 647083744 + ... + 647238913.

It is an arithmetic number, because the mean of its divisors is an integer number (7688276588520).

Almost surely, 2^{100420023343345} is an apocalyptic number.

It is an amenable number.

100420023343345 is a deficient number, since it is larger than the sum of its proper divisors (22592402072975).

100420023343345 is a wasteful number, since it uses less digits than its factorization.

100420023343345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294322984.

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 100420023343345 its reverse (543343320024001), we get a palindrome (643763343367346).

The spelling of 100420023343345 in words is "one hundred trillion, four hundred twenty billion, twenty-three million, three hundred forty-three thousand, three hundred forty-five".