220250000001 has 16 divisors (see below), whose sum is σ = 310951605888. Its totient is φ = 138191443200.

The previous prime is 220249999999. The next prime is 220250000017. The reversal of 220250000001 is 100000052022.

It is not a de Polignac number, because 220250000001 - 2¹ = 220249999999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220250000401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2089596 + ... + 2192466.

It is an arithmetic number, because the mean of its divisors is an integer number (19434475368).

Almost surely, 2^220250000001 is an apocalyptic number.

It is an amenable number.

220250000001 is a deficient number, since it is larger than the sum of its proper divisors (90701605887).

220250000001 is a wasteful number, since it uses less digits than its factorization.

220250000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144872.

The product of its (nonzero) digits is 40, while the sum is 12.

Adding to 220250000001 its reverse (100000052022), we get a palindrome (320250052023).

The spelling of 220250000001 in words is "two hundred twenty billion, two hundred fifty million, one", and thus it is an aban number.