211001233223122 has 4 divisors (see below), whose sum is σ = 316501849834686. Its totient is φ = 105500616611560.

The previous prime is 211001233223119. The next prime is 211001233223159. The reversal of 211001233223122 is 221322332100112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 160922696751961 + 50078536471161 = 12685531^2 + 7076619^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52750308305779 + ... + 52750308305782.

Almost surely, 2^{211001233223122} is an apocalyptic number.

211001233223122 is a deficient number, since it is larger than the sum of its proper divisors (105500616611564).

211001233223122 is a wasteful number, since it uses less digits than its factorization.

211001233223122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105500616611563.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 211001233223122 its reverse (221322332100112), we get a palindrome (432323565323234).

The spelling of 211001233223122 in words is "two hundred eleven trillion, one billion, two hundred thirty-three million, two hundred twenty-three thousand, one hundred twenty-two".