2011222422423 has 64 divisors (see below), whose sum is σ = 3164921579520. Its totient is φ = 1257924197376.

The previous prime is 2011222422373. The next prime is 2011222422487. The reversal of 2011222422423 is 3242242221102.

2011222422423 is a `hidden beast` number, since 2 + 0 + 1 + 12 + 224 + 2 + 2 + 423 = 666.

It is not a de Polignac number, because 2011222422423 - 2³⁷ = 1873783468951 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011222422493) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 233126836 + ... + 233135462.

It is an arithmetic number, because the mean of its divisors is an integer number (49451899680).

Almost surely, 2^{2011222422423} is an apocalyptic number.

2011222422423 is a deficient number, since it is larger than the sum of its proper divisors (1153699157097).

2011222422423 is a wasteful number, since it uses less digits than its factorization.

2011222422423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10213 (or 10207 counting only the distinct ones).

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

Adding to 2011222422423 its reverse (3242242221102), we get a palindrome (5253464643525).

The spelling of 2011222422423 in words is "two trillion, eleven billion, two hundred twenty-two million, four hundred twenty-two thousand, four hundred twenty-three".