222421301330121 has 24 divisors (see below), whose sum is σ = 321861501499200. Its totient is φ = 148010349708000.

The previous prime is 222421301330113. The next prime is 222421301330141. The reversal of 222421301330121 is 121033103124222.

222421301330121 is a `hidden beast` number, since 2 + 2 + 2 + 4 + 2 + 1 + 301 + 330 + 1 + 21 = 666.

It is not a de Polignac number, because 222421301330121 - 2³ = 222421301330113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222421301330141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31579551 + ... + 37975131.

It is an arithmetic number, because the mean of its divisors is an integer number (13410895895800).

Almost surely, 2^{222421301330121} is an apocalyptic number.

It is an amenable number.

222421301330121 is a deficient number, since it is larger than the sum of its proper divisors (99440200169079).

222421301330121 is a wasteful number, since it uses less digits than its factorization.

222421301330121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6402637 (or 6402634 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 222421301330121 its reverse (121033103124222), we get a palindrome (343454404454343).

The spelling of 222421301330121 in words is "two hundred twenty-two trillion, four hundred twenty-one billion, three hundred one million, three hundred thirty thousand, one hundred twenty-one".