100220003423 has 8 divisors (see below), whose sum is σ = 109774446480. Its totient is φ = 91072132480.

The previous prime is 100220003381. The next prime is 100220003467. The reversal of 100220003423 is 324300022001.

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

It is a cyclic number.

It is not a de Polignac number, because 100220003423 - 2⁸ = 100220003167 is a prime.

It is a super-2 number, since 2×100220003423² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220003473) 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, 101642513 + ... + 101643498.

It is an arithmetic number, because the mean of its divisors is an integer number (13721805810).

Almost surely, 2^100220003423 is an apocalyptic number.

100220003423 is a deficient number, since it is larger than the sum of its proper divisors (9554443057).

100220003423 is a wasteful number, since it uses less digits than its factorization.

100220003423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203286057.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 100220003423 its reverse (324300022001), we get a palindrome (424520025424).

The spelling of 100220003423 in words is "one hundred billion, two hundred twenty million, three thousand, four hundred twenty-three".