2231728321214 has 48 divisors (see below), whose sum is σ = 4088443548672. Its totient is φ = 894802288512.

The previous prime is 2231728321127. The next prime is 2231728321253. The reversal of 2231728321214 is 4121238271322.

It is a super-3 number, since 3×2231728321214³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 975782 + ... + 2327145.

It is an arithmetic number, because the mean of its divisors is an integer number (85175907264).

Almost surely, 2^{2231728321214} is an apocalyptic number.

2231728321214 is a deficient number, since it is larger than the sum of its proper divisors (1856715227458).

2231728321214 is a wasteful number, since it uses less digits than its factorization.

2231728321214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3303137 (or 3303120 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The spelling of 2231728321214 in words is "two trillion, two hundred thirty-one billion, seven hundred twenty-eight million, three hundred twenty-one thousand, two hundred fourteen".