220002221012213 has 4 divisors (see below), whose sum is σ = 220002264047808. Its totient is φ = 220002177976620.

The previous prime is 220002221012207. The next prime is 220002221012279. The reversal of 220002221012213 is 312210122200022.

220002221012213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220002221012213 - 2²² = 220002216817909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220002221012293) 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, 12624431 + ... + 24482252.

It is an arithmetic number, because the mean of its divisors is an integer number (55000566011952).

Almost surely, 2^{220002221012213} is an apocalyptic number.

It is an amenable number.

220002221012213 is a deficient number, since it is larger than the sum of its proper divisors (43035595).

220002221012213 is an equidigital number, since it uses as much as digits as its factorization.

220002221012213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43035594.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 220002221012213 its reverse (312210122200022), we get a palindrome (532212343212235).

The spelling of 220002221012213 in words is "two hundred twenty trillion, two billion, two hundred twenty-one million, twelve thousand, two hundred thirteen".