101223311211 has 36 divisors (see below), whose sum is σ = 160745614120. Its totient is φ = 61334539200.

The previous prime is 101223311183. The next prime is 101223311219. The reversal of 101223311211 is 112113322101.

101223311211 is a `hidden beast` number, since 1 + 0 + 122 + 331 + 1 + 211 = 666.

It is not a de Polignac number, because 101223311211 - 2⁷ = 101223311083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101223311219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8803176 + ... + 8814666.

Almost surely, 2^101223311211 is an apocalyptic number.

101223311211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

101223311211 is a deficient number, since it is larger than the sum of its proper divisors (59522302909).

101223311211 is a wasteful number, since it uses less digits than its factorization.

101223311211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19608 (or 19594 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 101223311211 its reverse (112113322101), we get a palindrome (213336633312).

The spelling of 101223311211 in words is "one hundred one billion, two hundred twenty-three million, three hundred eleven thousand, two hundred eleven".