12211162165150 has 24 divisors (see below), whose sum is σ = 24459897138264. Its totient is φ = 4508736799200.

The previous prime is 12211162165129. The next prime is 12211162165187. The reversal of 12211162165150 is 5156126111221.

It is a super-2 number, since 2×12211162165150² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9393201016 + ... + 9393202315.

It is an arithmetic number, because the mean of its divisors is an integer number (1019162380761).

Almost surely, 2^{12211162165150} is an apocalyptic number.

12211162165150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12211162165150 is an abundant number, since it is smaller than the sum of its proper divisors (12248734973114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12211162165150 is a wasteful number, since it uses less digits than its factorization.

12211162165150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18786403356 (or 18786403351 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 34.

Adding to 12211162165150 its reverse (5156126111221), we get a palindrome (17367288276371).

The spelling of 12211162165150 in words is "twelve trillion, two hundred eleven billion, one hundred sixty-two million, one hundred sixty-five thousand, one hundred fifty".