2188871837222 has 16 divisors (see below), whose sum is σ = 3752608608000. Its totient is φ = 938023708488.

The previous prime is 2188871837213. The next prime is 2188871837237. The reversal of 2188871837222 is 2227381788812.

It is a super-2 number, since 2×2188871837222² (a number of 25 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 7 ways as a sum of consecutive naturals, for example, 5139722 + ... + 5549277.

It is an arithmetic number, because the mean of its divisors is an integer number (234538038000).

Almost surely, 2^{2188871837222} is an apocalyptic number.

2188871837222 is a deficient number, since it is larger than the sum of its proper divisors (1563736770778).

2188871837222 is a wasteful number, since it uses less digits than its factorization.

2188871837222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10703635.

The product of its digits is 9633792, while the sum is 59.

The spelling of 2188871837222 in words is "two trillion, one hundred eighty-eight billion, eight hundred seventy-one million, eight hundred thirty-seven thousand, two hundred twenty-two".