2113505622 has 48 divisors (see below), whose sum is σ = 4998826560. Its totient is φ = 667419912.

The previous prime is 2113505621. The next prime is 2113505629. The reversal of 2113505622 is 2265053112.

It is a happy number.

2113505622 is a `hidden beast` number, since 2 + 1 + 1 + 35 + 0 + 5 + 622 = 666.

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 (2113505621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105208 + ... + 123675.

It is an arithmetic number, because the mean of its divisors is an integer number (104142220).

Almost surely, 2^2113505622 is an apocalyptic number.

2113505622 is an abundant number, since it is smaller than the sum of its proper divisors (2885320938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113505622 is a wasteful number, since it uses less digits than its factorization.

2113505622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228919 (or 228907 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 2113505622 is about 45972.8792006766. The cubic root of 2113505622 is about 1283.3185417909.

Adding to 2113505622 its reverse (2265053112), we get a palindrome (4378558734).

The spelling of 2113505622 in words is "two billion, one hundred thirteen million, five hundred five thousand, six hundred twenty-two".