23143022211 has 8 divisors (see below), whose sum is σ = 32198987520. Its totient is φ = 14757869192.

The previous prime is 23143022209. The next prime is 23143022239. The reversal of 23143022211 is 11222034132.

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

It is a cyclic number.

It is not a de Polignac number, because 23143022211 - 2¹ = 23143022209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23143022011) 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, 167702991 + ... + 167703128.

It is an arithmetic number, because the mean of its divisors is an integer number (4024873440).

Almost surely, 2^23143022211 is an apocalyptic number.

23143022211 is a deficient number, since it is larger than the sum of its proper divisors (9055965309).

23143022211 is a wasteful number, since it uses less digits than its factorization.

23143022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335406145.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 23143022211 its reverse (11222034132), we get a palindrome (34365056343).

The spelling of 23143022211 in words is "twenty-three billion, one hundred forty-three million, twenty-two thousand, two hundred eleven".