100023123201 has 4 divisors (see below), whose sum is σ = 133364164272. Its totient is φ = 66682082132.

The previous prime is 100023123197. The next prime is 100023123223. The reversal of 100023123201 is 102321320001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100023123201 - 2² = 100023123197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100023127201) 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, 16670520531 + ... + 16670520536.

It is an arithmetic number, because the mean of its divisors is an integer number (33341041068).

Almost surely, 2^100023123201 is an apocalyptic number.

It is an amenable number.

100023123201 is a deficient number, since it is larger than the sum of its proper divisors (33341041071).

100023123201 is an equidigital number, since it uses as much as digits as its factorization.

100023123201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33341041070.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100023123201 its reverse (102321320001), we get a palindrome (202344443202).

The spelling of 100023123201 in words is "one hundred billion, twenty-three million, one hundred twenty-three thousand, two hundred one".