114521221 has 4 divisors (see below), whose sum is σ = 114656332. Its totient is φ = 114386112.

The previous prime is 114521201. The next prime is 114521237. The reversal of 114521221 is 122125411.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4040100 + 110481121 = 2010^2 + 10511^2 .

It is a cyclic number.

It is not a de Polignac number, because 114521221 - 2¹³ = 114513029 is a prime.

It is a super-2 number, since 2×114521221² = 26230220118661682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (114521201) 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, 66276 + ... + 67981.

It is an arithmetic number, because the mean of its divisors is an integer number (28664083).

Almost surely, 2^114521221 is an apocalyptic number.

It is an amenable number.

114521221 is a deficient number, since it is larger than the sum of its proper divisors (135111).

114521221 is an equidigital number, since it uses as much as digits as its factorization.

114521221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135110.

The product of its digits is 160, while the sum is 19.

The square root of 114521221 is about 10701.4588257863. The cubic root of 114521221 is about 485.6186119146.

Adding to 114521221 its reverse (122125411), we get a palindrome (236646632).

It can be divided in two parts, 1145 and 21221, that added together give a triangular number (22366 = T₂₁₁).

The spelling of 114521221 in words is "one hundred fourteen million, five hundred twenty-one thousand, two hundred twenty-one".