2301123212222 has 16 divisors (see below), whose sum is σ = 3602092684320. Its totient is φ = 1100434945632.

The previous prime is 2301123212131. The next prime is 2301123212243. The reversal of 2301123212222 is 2222123211032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1822013 + ... + 2814600.

It is an arithmetic number, because the mean of its divisors is an integer number (225130792770).

Almost surely, 2^{2301123212222} is an apocalyptic number.

2301123212222 is a deficient number, since it is larger than the sum of its proper divisors (1300969472098).

2301123212222 is a wasteful number, since it uses less digits than its factorization.

2301123212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4647427.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2301123212222 its reverse (2222123211032), we get a palindrome (4523246423254).

The spelling of 2301123212222 in words is "two trillion, three hundred one billion, one hundred twenty-three million, two hundred twelve thousand, two hundred twenty-two".