220212022122011 has 4 divisors (see below), whose sum is σ = 220216171091232. Its totient is φ = 220207873152792.

The previous prime is 220212022121981. The next prime is 220212022122041. The reversal of 220212022122011 is 110221220212022.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (220212022121981) and next prime (220212022122041).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220212022122011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220212022122041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2074404995 + ... + 2074511148.

It is an arithmetic number, because the mean of its divisors is an integer number (55054042772808).

Almost surely, 2^{220212022122011} is an apocalyptic number.

220212022122011 is a deficient number, since it is larger than the sum of its proper divisors (4148969221).

220212022122011 is an equidigital number, since it uses as much as digits as its factorization.

220212022122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4148969220.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 220212022122011 its reverse (110221220212022), we get a palindrome (330433242334033).

The spelling of 220212022122011 in words is "two hundred twenty trillion, two hundred twelve billion, twenty-two million, one hundred twenty-two thousand, eleven".