222023021001 has 4 divisors (see below), whose sum is σ = 296030694672. Its totient is φ = 148015347332.

The previous prime is 222023020991. The next prime is 222023021029. The reversal of 222023021001 is 100120320222.

It is a happy number.

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 222023021001 - 2²³ = 222014632393 is a prime.

It is a super-3 number, since 3×222023021001³ (a number of 35 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222023021201) 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, 37003836831 + ... + 37003836836.

It is an arithmetic number, because the mean of its divisors is an integer number (74007673668).

Almost surely, 2^222023021001 is an apocalyptic number.

It is an amenable number.

222023021001 is a deficient number, since it is larger than the sum of its proper divisors (74007673671).

222023021001 is an equidigital number, since it uses as much as digits as its factorization.

222023021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74007673670.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 222023021001 its reverse (100120320222), we get a palindrome (322143341223).

The spelling of 222023021001 in words is "two hundred twenty-two billion, twenty-three million, twenty-one thousand, one".