220661353622 has 8 divisors (see below), whose sum is σ = 331380065856. Its totient is φ = 110201331672.

The previous prime is 220661353621. The next prime is 220661353639. The reversal of 220661353622 is 226353166022.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220661353621) 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, 64670438 + ... + 64673849.

It is an arithmetic number, because the mean of its divisors is an integer number (41422508232).

Almost surely, 2^220661353622 is an apocalyptic number.

220661353622 is a deficient number, since it is larger than the sum of its proper divisors (110718712234).

220661353622 is a wasteful number, since it uses less digits than its factorization.

220661353622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129345142.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 220661353622 in words is "two hundred twenty billion, six hundred sixty-one million, three hundred fifty-three thousand, six hundred twenty-two".