2211403442145 has 16 divisors (see below), whose sum is σ = 3596249533632. Its totient is φ = 1160080493760.

The previous prime is 2211403442119. The next prime is 2211403442239. The reversal of 2211403442145 is 5412443041122.

It is not a de Polignac number, because 2211403442145 - 2⁶ = 2211403442081 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1208416267 + ... + 1208418096.

It is an arithmetic number, because the mean of its divisors is an integer number (224765595852).

Almost surely, 2^{2211403442145} is an apocalyptic number.

It is an amenable number.

2211403442145 is a deficient number, since it is larger than the sum of its proper divisors (1384846091487).

2211403442145 is a wasteful number, since it uses less digits than its factorization.

2211403442145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2416834432.

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 2211403442145 its reverse (5412443041122), we get a palindrome (7623846483267).

The spelling of 2211403442145 in words is "two trillion, two hundred eleven billion, four hundred three million, four hundred forty-two thousand, one hundred forty-five".