12021122231310 has 32 divisors (see below), whose sum is σ = 28851419718432. Its totient is φ = 3205551888000.

The previous prime is 12021122231281. The next prime is 12021122231357. The reversal of 12021122231310 is 1313222112021.

It is a super-2 number, since 2×12021122231310² (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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3827941 + ... + 6220560.

It is an arithmetic number, because the mean of its divisors is an integer number (901606866201).

Almost surely, 2^{12021122231310} is an apocalyptic number.

12021122231310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12021122231310 is an abundant number, since it is smaller than the sum of its proper divisors (16830297487122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12021122231310 is a wasteful number, since it uses less digits than its factorization.

12021122231310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10088388.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12021122231310 its reverse (1313222112021), we get a palindrome (13334344343331).

The spelling of 12021122231310 in words is "twelve trillion, twenty-one billion, one hundred twenty-two million, two hundred thirty-one thousand, three hundred ten".