220134651 has 16 divisors (see below), whose sum is σ = 323371008. Its totient is φ = 132092000.

The previous prime is 220134643. The next prime is 220134653. The reversal of 220134651 is 156431022.

It is a cyclic number.

It is not a de Polignac number, because 220134651 - 2³ = 220134643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220134653) 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, 29691 + ... + 36356.

It is an arithmetic number, because the mean of its divisors is an integer number (20210688).

Almost surely, 2^220134651 is an apocalyptic number.

220134651 is a deficient number, since it is larger than the sum of its proper divisors (103236357).

220134651 is a wasteful number, since it uses less digits than its factorization.

220134651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66162.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 220134651 is about 14836.9353641512. The cubic root of 220134651 is about 603.8042095618.

Adding to 220134651 its reverse (156431022), we get a palindrome (376565673).

The spelling of 220134651 in words is "two hundred twenty million, one hundred thirty-four thousand, six hundred fifty-one".