213101333122 has 12 divisors (see below), whose sum is σ = 337361252886. Its totient is φ = 100942736400.

The previous prime is 213101333087. The next prime is 213101333147. The reversal of 213101333122 is 221333101312.

It can be written as a sum of positive squares in only one way, i.e., 210212163121 + 2889170001 = 458489^2 + 53751^2 .

It is a super-2 number, since 2×213101333122² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213101333093 and 213101333102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 147576379 + ... + 147577822.

Almost surely, 2^213101333122 is an apocalyptic number.

213101333122 is a deficient number, since it is larger than the sum of its proper divisors (124259919764).

213101333122 is a wasteful number, since it uses less digits than its factorization.

213101333122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295154241 (or 295154222 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 213101333122 its reverse (221333101312), we get a palindrome (434434434434).

The spelling of 213101333122 in words is "two hundred thirteen billion, one hundred one million, three hundred thirty-three thousand, one hundred twenty-two".