212144022444293 has 16 divisors (see below), whose sum is σ = 213429777120000. Its totient is φ = 210861971400000.

The previous prime is 212144022444283. The next prime is 212144022444313. The reversal of 212144022444293 is 392444220441212.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 212144022444293 - 2⁶ = 212144022444229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212144022444283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 517220708 + ... + 517630706.

It is an arithmetic number, because the mean of its divisors is an integer number (13339361070000).

Almost surely, 2^{212144022444293} is an apocalyptic number.

It is an amenable number.

212144022444293 is a deficient number, since it is larger than the sum of its proper divisors (1285754675707).

212144022444293 is a wasteful number, since it uses less digits than its factorization.

212144022444293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414508.

The product of its (nonzero) digits is 884736, while the sum is 44.

The spelling of 212144022444293 in words is "two hundred twelve trillion, one hundred forty-four billion, twenty-two million, four hundred forty-four thousand, two hundred ninety-three".