2152213401 has 16 divisors (see below), whose sum is σ = 3093914880. Its totient is φ = 1322914560.

The previous prime is 2152213361. The next prime is 2152213417. The reversal of 2152213401 is 1043122512.

It is not a de Polignac number, because 2152213401 - 2⁹ = 2152212889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2152213601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3040 + ... + 65678.

It is an arithmetic number, because the mean of its divisors is an integer number (193369680).

Almost surely, 2^2152213401 is an apocalyptic number.

It is an amenable number.

2152213401 is a deficient number, since it is larger than the sum of its proper divisors (941701479).

2152213401 is a wasteful number, since it uses less digits than its factorization.

2152213401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63536.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2152213401 is about 46391.9540545556. The cubic root of 2152213401 is about 1291.1056364475.

Adding to 2152213401 its reverse (1043122512), we get a palindrome (3195335913).

The spelling of 2152213401 in words is "two billion, one hundred fifty-two million, two hundred thirteen thousand, four hundred one".