2211332145 has 32 divisors (see below), whose sum is σ = 3984297984. Its totient is φ = 1037572800.

The previous prime is 2211332113. The next prime is 2211332153. The reversal of 2211332145 is 5412331122.

It is not a de Polignac number, because 2211332145 - 2⁵ = 2211332113 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211047 + ... + 221276.

It is an arithmetic number, because the mean of its divisors is an integer number (124509312).

Almost surely, 2^2211332145 is an apocalyptic number.

It is an amenable number.

2211332145 is a deficient number, since it is larger than the sum of its proper divisors (1772965839).

2211332145 is a wasteful number, since it uses less digits than its factorization.

2211332145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432373.

The product of its digits is 1440, while the sum is 24.

The square root of 2211332145 is about 47024.8035083614. The cubic root of 2211332145 is about 1302.8207282399.

Adding to 2211332145 its reverse (5412331122), we get a palindrome (7623663267).

The spelling of 2211332145 in words is "two billion, two hundred eleven million, three hundred thirty-two thousand, one hundred forty-five".