212311001122 has 16 divisors (see below), whose sum is σ = 347700729600. Its totient is φ = 96426465040.

The previous prime is 212311001099. The next prime is 212311001183. The reversal of 212311001122 is 221100113212.

It is a super-2 number, since 2×212311001122² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212311001096 and 212311001105.

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 7 ways as a sum of consecutive naturals, for example, 3899122 + ... + 3953197.

It is an arithmetic number, because the mean of its divisors is an integer number (21731295600).

Almost surely, 2^212311001122 is an apocalyptic number.

212311001122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212311001122 is a deficient number, since it is larger than the sum of its proper divisors (135389728478).

212311001122 is a wasteful number, since it uses less digits than its factorization.

212311001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7853561.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 212311001122 its reverse (221100113212), we get a palindrome (433411114334).

The spelling of 212311001122 in words is "two hundred twelve billion, three hundred eleven million, one thousand, one hundred twenty-two".