221220231034 has 8 divisors (see below), whose sum is σ = 361996741728. Its totient is φ = 100554650460.

The previous prime is 221220230993. The next prime is 221220231049. The reversal of 221220231034 is 430132022122.

221220231034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 10055465047 = 221220231034 / (2 + 2 + 1 + 2 + 2 + 0 + 2 + 3 + 1 + 0 + 3 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 221220230996 and 221220231014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5027732502 + ... + 5027732545.

It is an arithmetic number, because the mean of its divisors is an integer number (45249592716).

Almost surely, 2^221220231034 is an apocalyptic number.

221220231034 is a deficient number, since it is larger than the sum of its proper divisors (140776510694).

221220231034 is a wasteful number, since it uses less digits than its factorization.

221220231034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055465060.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 221220231034 its reverse (430132022122), we get a palindrome (651352253156).

It can be divided in two parts, 221220 and 231034, that added together give a palindrome (452254).

The spelling of 221220231034 in words is "two hundred twenty-one billion, two hundred twenty million, two hundred thirty-one thousand, thirty-four".