2211352145501 has 16 divisors (see below), whose sum is σ = 2283340078080. Its totient is φ = 2140541269680.

The previous prime is 2211352145351. The next prime is 2211352145521. The reversal of 2211352145501 is 1055412531122.

It is a cyclic number.

It is not a de Polignac number, because 2211352145501 - 2¹⁴ = 2211352129117 is a prime.

It is a super-2 number, since 2×2211352145501² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211352145521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9558686 + ... + 9787296.

It is an arithmetic number, because the mean of its divisors is an integer number (142708754880).

Almost surely, 2^{2211352145501} is an apocalyptic number.

It is an amenable number.

2211352145501 is a deficient number, since it is larger than the sum of its proper divisors (71987932579).

2211352145501 is a wasteful number, since it uses less digits than its factorization.

2211352145501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231184.

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 2211352145501 its reverse (1055412531122), we get a palindrome (3266764676623).

The spelling of 2211352145501 in words is "two trillion, two hundred eleven billion, three hundred fifty-two million, one hundred forty-five thousand, five hundred one".