2211666223150 has 24 divisors (see below), whose sum is σ = 4114203386184. Its totient is φ = 884558056800.

The previous prime is 2211666223147. The next prime is 2211666223157. The reversal of 2211666223150 is 513226661122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211666223157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2298177 + ... + 3115276.

It is an arithmetic number, because the mean of its divisors is an integer number (171425141091).

Almost surely, 2^{2211666223150} is an apocalyptic number.

2211666223150 is a deficient number, since it is larger than the sum of its proper divisors (1902537163034).

2211666223150 is a wasteful number, since it uses less digits than its factorization.

2211666223150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5421636 (or 5421631 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 2211666223150 in words is "two trillion, two hundred eleven billion, six hundred sixty-six million, two hundred twenty-three thousand, one hundred fifty".