211022202144430 has 32 divisors (see below), whose sum is σ = 380384393014080. Its totient is φ = 84287910009600.

The previous prime is 211022202144427. The next prime is 211022202144431. The reversal of 211022202144430 is 34441202220112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211022202144431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126461530 + ... + 128119330.

It is an arithmetic number, because the mean of its divisors is an integer number (11887012281690).

Almost surely, 2^{211022202144430} is an apocalyptic number.

211022202144430 is a deficient number, since it is larger than the sum of its proper divisors (169362190869650).

211022202144430 is a wasteful number, since it uses less digits than its factorization.

211022202144430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676044.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 211022202144430 its reverse (34441202220112), we get a palindrome (245463404364542).

The spelling of 211022202144430 in words is "two hundred eleven trillion, twenty-two billion, two hundred two million, one hundred forty-four thousand, four hundred thirty".