100420430143023 has 24 divisors (see below), whose sum is σ = 145126776839408. Its totient is φ = 66912323018112.

The previous prime is 100420430143009. The next prime is 100420430143049. The reversal of 100420430143023 is 320341034024001.

100420430143023 is a `hidden beast` number, since 1 + 0 + 0 + 4 + 204 + 3 + 0 + 1 + 430 + 23 = 666.

It is not a de Polignac number, because 100420430143023 - 2²² = 100420425948719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100420430143063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 226480140 + ... + 226923102.

Almost surely, 2^{100420430143023} is an apocalyptic number.

100420430143023 is a deficient number, since it is larger than the sum of its proper divisors (44706346696385).

100420430143023 is a wasteful number, since it uses less digits than its factorization.

100420430143023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455943 (or 455940 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 100420430143023 its reverse (320341034024001), we get a palindrome (420761464167024).

The spelling of 100420430143023 in words is "one hundred trillion, four hundred twenty billion, four hundred thirty million, one hundred forty-three thousand, twenty-three".