2211353421405 has 16 divisors (see below), whose sum is σ = 3539345328000. Its totient is φ = 1178995206848.

The previous prime is 2211353421383. The next prime is 2211353421451. The reversal of 2211353421405 is 5041243531122.

It is a cyclic number.

It is not a de Polignac number, because 2211353421405 - 2¹¹ = 2211353419357 is a prime.

It is a congruent 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, 24533802 + ... + 24623771.

It is an arithmetic number, because the mean of its divisors is an integer number (221209083000).

Almost surely, 2^{2211353421405} is an apocalyptic number.

It is an amenable number.

2211353421405 is a deficient number, since it is larger than the sum of its proper divisors (1327991906595).

2211353421405 is a wasteful number, since it uses less digits than its factorization.

2211353421405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49160580.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 2211353421405 its reverse (5041243531122), we get a palindrome (7252596952527).

The spelling of 2211353421405 in words is "two trillion, two hundred eleven billion, three hundred fifty-three million, four hundred twenty-one thousand, four hundred five".