2221123011230 has 16 divisors (see below), whose sum is σ = 4007517915744. Its totient is φ = 886338872160.

The previous prime is 2221123011229. The next prime is 2221123011241. The reversal of 2221123011230 is 321103211222.

It is a super-2 number, since 2×2221123011230² (a number of 25 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 7 ways as a sum of consecutive naturals, for example, 263787122 + ... + 263795541.

It is an arithmetic number, because the mean of its divisors is an integer number (250469869734).

Almost surely, 2^{2221123011230} is an apocalyptic number.

2221123011230 is a deficient number, since it is larger than the sum of its proper divisors (1786394904514).

2221123011230 is a wasteful number, since it uses less digits than its factorization.

2221123011230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527583091.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2221123011230 its reverse (321103211222), we get a palindrome (2542226222452).

The spelling of 2221123011230 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-three million, eleven thousand, two hundred thirty".