220234001 has 8 divisors (see below), whose sum is σ = 242960424. Its totient is φ = 198334080.

The previous prime is 220233913. The next prime is 220234019. The reversal of 220234001 is 100432022.

It can be written as a sum of positive squares in 4 ways, for example, as 483025 + 219750976 = 695^2 + 14824^2 .

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-220234001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220234081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206066 + ... + 207131.

It is an arithmetic number, because the mean of its divisors is an integer number (30370053).

Almost surely, 2^220234001 is an apocalyptic number.

It is an amenable number.

220234001 is a deficient number, since it is larger than the sum of its proper divisors (22726423).

220234001 is a wasteful number, since it uses less digits than its factorization.

220234001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413251.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 220234001 is about 14840.2830498613. The cubic root of 220234001 is about 603.8950311351.

Adding to 220234001 its reverse (100432022), we get a palindrome (320666023).

The spelling of 220234001 in words is "two hundred twenty million, two hundred thirty-four thousand, one".