211223002230229 has 4 divisors (see below), whose sum is σ = 230425093342080. Its totient is φ = 192020911118380.

The previous prime is 211223002230211. The next prime is 211223002230269. The reversal of 211223002230229 is 922032200322112.

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 211223002230229 - 2²³ = 211222993841621 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211223002230229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211223002230269) 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, 9601045555909 + ... + 9601045555930.

It is an arithmetic number, because the mean of its divisors is an integer number (57606273335520).

Almost surely, 2^{211223002230229} is an apocalyptic number.

It is an amenable number.

211223002230229 is a deficient number, since it is larger than the sum of its proper divisors (19202091111851).

211223002230229 is a wasteful number, since it uses less digits than its factorization.

211223002230229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19202091111850.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 211223002230229 in words is "two hundred eleven trillion, two hundred twenty-three billion, two million, two hundred thirty thousand, two hundred twenty-nine".