2105012214532 has 12 divisors (see below), whose sum is σ = 3684554689536. Its totient is φ = 1052282303240.

The previous prime is 2105012214517. The next prime is 2105012214559. The reversal of 2105012214532 is 2354122105012.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2105012214532.

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 3 ways as a sum of consecutive naturals, for example, 55929844 + ... + 55967467.

It is an arithmetic number, because the mean of its divisors is an integer number (307046224128).

Almost surely, 2^{2105012214532} is an apocalyptic number.

It is an amenable number.

2105012214532 is a deficient number, since it is larger than the sum of its proper divisors (1579542475004).

2105012214532 is a wasteful number, since it uses less digits than its factorization.

2105012214532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111902018 (or 111902016 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 2105012214532 its reverse (2354122105012), we get a palindrome (4459134319544).

The spelling of 2105012214532 in words is "two trillion, one hundred five billion, twelve million, two hundred fourteen thousand, five hundred thirty-two".