222243312230121 has 32 divisors (see below), whose sum is σ = 365284956725248. Its totient is φ = 117041461427520.

The previous prime is 222243312230041. The next prime is 222243312230153. The reversal of 222243312230121 is 121032213342222.

It is not a de Polignac number, because 222243312230121 - 2¹⁰ = 222243312229097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222243312230171) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 644897521 + ... + 645242046.

It is an arithmetic number, because the mean of its divisors is an integer number (11415154897664).

Almost surely, 2^{222243312230121} is an apocalyptic number.

222243312230121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

222243312230121 is a deficient number, since it is larger than the sum of its proper divisors (143041644495127).

222243312230121 is a wasteful number, since it uses less digits than its factorization.

222243312230121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290140221.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 222243312230121 its reverse (121032213342222), we get a palindrome (343275525572343).

The spelling of 222243312230121 in words is "two hundred twenty-two trillion, two hundred forty-three billion, three hundred twelve million, two hundred thirty thousand, one hundred twenty-one".