220212203111321 has 8 divisors (see below), whose sum is σ = 222490548865440. Its totient is φ = 217937936760768.

The previous prime is 220212203111297. The next prime is 220212203111363. The reversal of 220212203111321 is 123111302212022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220212203111321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220212203111371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1019742371 + ... + 1019958296.

It is an arithmetic number, because the mean of its divisors is an integer number (27811318608180).

Almost surely, 2^{220212203111321} is an apocalyptic number.

It is an amenable number.

220212203111321 is a deficient number, since it is larger than the sum of its proper divisors (2278345754119).

220212203111321 is a wasteful number, since it uses less digits than its factorization.

220212203111321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2039701783.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 220212203111321 its reverse (123111302212022), we get a palindrome (343323505323343).

The spelling of 220212203111321 in words is "two hundred twenty trillion, two hundred twelve billion, two hundred three million, one hundred eleven thousand, three hundred twenty-one".