220150531 has 4 divisors (see below), whose sum is σ = 220902192. Its totient is φ = 219398872.

The previous prime is 220150523. The next prime is 220150577. The reversal of 220150531 is 135051022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220150531 - 2³ = 220150523 is a prime.

It is a super-2 number, since 2×220150531² = 96932512599163922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220150499 and 220150508.

It is not an unprimeable number, because it can be changed into a prime (220150501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375391 + ... + 375976.

It is an arithmetic number, because the mean of its divisors is an integer number (55225548).

Almost surely, 2^220150531 is an apocalyptic number.

220150531 is a deficient number, since it is larger than the sum of its proper divisors (751661).

220150531 is an equidigital number, since it uses as much as digits as its factorization.

220150531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751660.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 220150531 is about 14837.4705054467. The cubic root of 220150531 is about 603.8187282216.

The spelling of 220150531 in words is "two hundred twenty million, one hundred fifty thousand, five hundred thirty-one".