2212144401 has 4 divisors (see below), whose sum is σ = 2949525872. Its totient is φ = 1474762932.

The previous prime is 2212144391. The next prime is 2212144411. The reversal of 2212144401 is 1044412122.

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 an interprime number because it is at equal distance from previous prime (2212144391) and next prime (2212144411).

It is not a de Polignac number, because 2212144401 - 2¹⁵ = 2212111633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212144411) 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, 368690731 + ... + 368690736.

It is an arithmetic number, because the mean of its divisors is an integer number (737381468).

Almost surely, 2^2212144401 is an apocalyptic number.

It is an amenable number.

2212144401 is a deficient number, since it is larger than the sum of its proper divisors (737381471).

2212144401 is an equidigital number, since it uses as much as digits as its factorization.

2212144401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737381470.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 2212144401 is about 47033.4391789501. The cubic root of 2212144401 is about 1302.9802240164.

Adding to 2212144401 its reverse (1044412122), we get a palindrome (3256556523).

The spelling of 2212144401 in words is "two billion, two hundred twelve million, one hundred forty-four thousand, four hundred one".