20223123201 has 16 divisors (see below), whose sum is σ = 30033451200. Its totient is φ = 13449111264.

The previous prime is 20223123197. The next prime is 20223123209. The reversal of 20223123201 is 10232132202.

20223123201 is a `hidden beast` number, since 202 + 231 + 232 + 0 + 1 = 666.

It is not a de Polignac number, because 20223123201 - 2² = 20223123197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20223123209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 904611 + ... + 926696.

It is an arithmetic number, because the mean of its divisors is an integer number (1877090700).

Almost surely, 2^20223123201 is an apocalyptic number.

It is an amenable number.

20223123201 is a deficient number, since it is larger than the sum of its proper divisors (9810327999).

20223123201 is a wasteful number, since it uses less digits than its factorization.

20223123201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831725 (or 1831719 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20223123201 its reverse (10232132202), we get a palindrome (30455255403).

Subtracting from 20223123201 its reverse (10232132202), we obtain a palindrome (9990990999).

The spelling of 20223123201 in words is "twenty billion, two hundred twenty-three million, one hundred twenty-three thousand, two hundred one".