220100034 has 32 divisors (see below), whose sum is σ = 548822016. Its totient is φ = 57168720.

The previous prime is 220099973. The next prime is 220100039. The reversal of 220100034 is 430001022.

It is a junction number, because it is equal to n+sod(n) for n = 220099992 and 220100019.

It is not an unprimeable number, because it can be changed into a prime (220100039) 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, 237742 + ... + 238665.

It is an arithmetic number, because the mean of its divisors is an integer number (17150688).

Almost surely, 2^220100034 is an apocalyptic number.

220100034 is an abundant number, since it is smaller than the sum of its proper divisors (328721982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220100034 is a wasteful number, since it uses less digits than its factorization.

220100034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476430.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 220100034 is about 14835.7687364019. The cubic root of 220100034 is about 603.7725577433.

Adding to 220100034 its reverse (430001022), we get a palindrome (650101056).

The spelling of 220100034 in words is "two hundred twenty million, one hundred thousand, thirty-four".