100023021001223 has 4 divisors (see below), whose sum is σ = 105906728118960. Its totient is φ = 94139313883488.

The previous prime is 100023021001207. The next prime is 100023021001243. The reversal of 100023021001223 is 322100120320001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100023021001223 - 2⁴ = 100023021001207 is a prime.

It is a super-2 number, since 2×100023021001223² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 5883707117719 = 100023021001223 / (1 + 0 + 0 + 0 + 2 + 3 + 0 + 2 + 1 + 0 + 0 + 1 + 2 + 2 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100023021001243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2941853558843 + ... + 2941853558876.

It is an arithmetic number, because the mean of its divisors is an integer number (26476682029740).

Almost surely, 2^{100023021001223} is an apocalyptic number.

100023021001223 is a deficient number, since it is larger than the sum of its proper divisors (5883707117737).

100023021001223 is an equidigital number, since it uses as much as digits as its factorization.

100023021001223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5883707117736.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100023021001223 its reverse (322100120320001), we get a palindrome (422123141321224).

The spelling of 100023021001223 in words is "one hundred trillion, twenty-three billion, twenty-one million, one thousand, two hundred twenty-three".