221014700 has 18 divisors (see below), whose sum is σ = 479602116. Its totient is φ = 88405840.

The previous prime is 221014667. The next prime is 221014721. The reversal of 221014700 is 7410122.

221014700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1104974 + ... + 1105173.

It is an arithmetic number, because the mean of its divisors is an integer number (26644562).

Almost surely, 2^221014700 is an apocalyptic number.

221014700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221014700 is an abundant number, since it is smaller than the sum of its proper divisors (258587416).

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

221014700 is a wasteful number, since it uses less digits than its factorization.

221014700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210161 (or 2210154 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 221014700 is about 14866.5631536008. The cubic root of 221014700 is about 604.6077643374.

Adding to 221014700 its reverse (7410122), we get a palindrome (228424822).

The spelling of 221014700 in words is "two hundred twenty-one million, fourteen thousand, seven hundred".