2211003421442 has 4 divisors (see below), whose sum is σ = 3316505132166. Its totient is φ = 1105501710720.

The previous prime is 2211003421441. The next prime is 2211003421453. The reversal of 2211003421442 is 2441243001122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1956504360001 + 254499061441 = 1398751^2 + 504479^2 .

It is a super-2 number, since 2×2211003421442² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2211003421441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552750855359 + ... + 552750855362.

Almost surely, 2^{2211003421442} is an apocalyptic number.

2211003421442 is a deficient number, since it is larger than the sum of its proper divisors (1105501710724).

2211003421442 is a wasteful number, since it uses less digits than its factorization.

2211003421442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105501710723.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 2211003421442 its reverse (2441243001122), we get a palindrome (4652246422564).

The spelling of 2211003421442 in words is "two trillion, two hundred eleven billion, three million, four hundred twenty-one thousand, four hundred forty-two".