220011404 has 6 divisors (see below), whose sum is σ = 385019964. Its totient is φ = 110005700.

The previous prime is 220011343. The next prime is 220011409. The reversal of 220011404 is 404110022.

220011404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (220011409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27501422 + ... + 27501429.

It is an arithmetic number, because the mean of its divisors is an integer number (64169994).

Almost surely, 2^220011404 is an apocalyptic number.

It is an amenable number.

220011404 is a deficient number, since it is larger than the sum of its proper divisors (165008560).

220011404 is a wasteful number, since it uses less digits than its factorization.

220011404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55002855 (or 55002853 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 220011404 is about 14832.7813979712. The cubic root of 220011404 is about 603.6915043768.

Adding to 220011404 its reverse (404110022), we get a palindrome (624121426).

The spelling of 220011404 in words is "two hundred twenty million, eleven thousand, four hundred four".