2211401550043 has 4 divisors (see below), whose sum is σ = 2527316057200. Its totient is φ = 1895487042888.

The previous prime is 2211401550037. The next prime is 2211401550049. The reversal of 2211401550043 is 3400551041122.

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

It is an interprime number because it is at equal distance from previous prime (2211401550037) and next prime (2211401550049).

It is a cyclic number.

It is not a de Polignac number, because 2211401550043 - 2¹³ = 2211401541851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2211401549993 and 2211401550020.

It is not an unprimeable number, because it can be changed into a prime (2211401550049) 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, 157957253568 + ... + 157957253581.

It is an arithmetic number, because the mean of its divisors is an integer number (631829014300).

Almost surely, 2^{2211401550043} is an apocalyptic number.

2211401550043 is a deficient number, since it is larger than the sum of its proper divisors (315914507157).

2211401550043 is an equidigital number, since it uses as much as digits as its factorization.

2211401550043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315914507156.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 2211401550043 its reverse (3400551041122), we get a palindrome (5611952591165).

The spelling of 2211401550043 in words is "two trillion, two hundred eleven billion, four hundred one million, five hundred fifty thousand, forty-three".