123311100201 has 8 divisors (see below), whose sum is σ = 164543354880. Its totient is φ = 82143122832.

The previous prime is 123311100179. The next prime is 123311100221. The reversal of 123311100201 is 102001113321.

It is a happy number.

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

It is not a de Polignac number, because 123311100201 - 2⁹ = 123311099689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123311100221) 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, 16064850 + ... + 16072523.

It is an arithmetic number, because the mean of its divisors is an integer number (20567919360).

Almost surely, 2^123311100201 is an apocalyptic number.

It is an amenable number.

123311100201 is a deficient number, since it is larger than the sum of its proper divisors (41232254679).

123311100201 is a wasteful number, since it uses less digits than its factorization.

123311100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32138655.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 123311100201 its reverse (102001113321), we get a palindrome (225312213522).

The spelling of 123311100201 in words is "one hundred twenty-three billion, three hundred eleven million, one hundred thousand, two hundred one".