2043244222101 has 12 divisors (see below), whose sum is σ = 2951399961900. Its totient is φ = 1362141031680.

The previous prime is 2043244222099. The next prime is 2043244222141. The reversal of 2043244222101 is 1012224423402.

It is a happy number.

2043244222101 is a `hidden beast` number, since 2 + 0 + 4 + 3 + 2 + 442 + 2 + 210 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 580598280900 + 1462645941201 = 761970^2 + 1209399^2 .

It is not a de Polignac number, because 2043244222101 - 2¹ = 2043244222099 is a prime.

It is a super-2 number, since 2×2043244222101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043244222141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1210590 + ... + 2356271.

It is an arithmetic number, because the mean of its divisors is an integer number (245949996825).

Almost surely, 2^{2043244222101} is an apocalyptic number.

It is an amenable number.

2043244222101 is a deficient number, since it is larger than the sum of its proper divisors (908155739799).

2043244222101 is a wasteful number, since it uses less digits than its factorization.

2043244222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3630516 (or 3630513 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 2043244222101 its reverse (1012224423402), we get a palindrome (3055468645503).

The spelling of 2043244222101 in words is "two trillion, forty-three billion, two hundred forty-four million, two hundred twenty-two thousand, one hundred one".