220705011 has 6 divisors (see below), whose sum is σ = 318796140. Its totient is φ = 147136668.

The previous prime is 220705003. The next prime is 220705019. The reversal of 220705011 is 110507022.

It is an interprime number because it is at equal distance from previous prime (220705003) and next prime (220705019).

It is not a de Polignac number, because 220705011 - 2³ = 220705003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220705019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12261381 + ... + 12261398.

It is an arithmetic number, because the mean of its divisors is an integer number (53132690).

Almost surely, 2^220705011 is an apocalyptic number.

220705011 is a deficient number, since it is larger than the sum of its proper divisors (98091129).

220705011 is a wasteful number, since it uses less digits than its factorization.

220705011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24522785 (or 24522782 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 220705011 is about 14856.1438805634. The cubic root of 220705011 is about 604.3252372827.

The spelling of 220705011 in words is "two hundred twenty million, seven hundred five thousand, eleven".