2034231221 has 4 divisors (see below), whose sum is σ = 2219161344. Its totient is φ = 1849301100.

The previous prime is 2034231131. The next prime is 2034231239. The reversal of 2034231221 is 1221324302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2034231221 is a prime.

It is a pancake number, because a pancake can be divided into 2034231221 parts by 63784 straight cuts.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2034231193 and 2034231202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2034231281) 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, 92465045 + ... + 92465066.

It is an arithmetic number, because the mean of its divisors is an integer number (554790336).

Almost surely, 2^2034231221 is an apocalyptic number.

It is an amenable number.

2034231221 is a deficient number, since it is larger than the sum of its proper divisors (184930123).

2034231221 is a wasteful number, since it uses less digits than its factorization.

2034231221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184930122.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2034231221 is about 45102.4524942935. The cubic root of 2034231221 is about 1267.0685318236.

Adding to 2034231221 its reverse (1221324302), we get a palindrome (3255555523).

The spelling of 2034231221 in words is "two billion, thirty-four million, two hundred thirty-one thousand, two hundred twenty-one".