2202412521 has 4 divisors (see below), whose sum is σ = 2936550032. Its totient is φ = 1468275012.

The previous prime is 2202412519. The next prime is 2202412547. The reversal of 2202412521 is 1252142022.

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 not a de Polignac number, because 2202412521 - 2¹ = 2202412519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2202412561) 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, 367068751 + ... + 367068756.

It is an arithmetic number, because the mean of its divisors is an integer number (734137508).

Almost surely, 2^2202412521 is an apocalyptic number.

It is an amenable number.

2202412521 is a deficient number, since it is larger than the sum of its proper divisors (734137511).

2202412521 is an equidigital number, since it uses as much as digits as its factorization.

2202412521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734137510.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2202412521 is about 46929.8681118965. The cubic root of 2202412521 is about 1301.0666829029.

Adding to 2202412521 its reverse (1252142022), we get a palindrome (3454554543).

The spelling of 2202412521 in words is "two billion, two hundred two million, four hundred twelve thousand, five hundred twenty-one".