22121231010214 has 96 divisors (see below), whose sum is σ = 40404266465472. Its totient is φ = 9039824640000.

The previous prime is 22121231010199. The next prime is 22121231010247. The reversal of 22121231010214 is 41201013212122.

It is a super-2 number, since 2×22121231010214² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1555525624 + ... + 1555539844.

It is an arithmetic number, because the mean of its divisors is an integer number (420877775682).

Almost surely, 2^{22121231010214} is an apocalyptic number.

22121231010214 is a deficient number, since it is larger than the sum of its proper divisors (18283035455258).

22121231010214 is a wasteful number, since it uses less digits than its factorization.

22121231010214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16382 (or 16375 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 22121231010214 its reverse (41201013212122), we get a palindrome (63322244222336).

The spelling of 22121231010214 in words is "twenty-two trillion, one hundred twenty-one billion, two hundred thirty-one million, ten thousand, two hundred fourteen".