2113422433 has 4 divisors (see below), whose sum is σ = 2117479428. Its totient is φ = 2109365440.

The previous prime is 2113422431. The next prime is 2113422461. The reversal of 2113422433 is 3342243112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1310946849 + 802475584 = 36207^2 + 28328^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113422433 - 2¹ = 2113422431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2113422398 and 2113422407.

It is not an unprimeable number, because it can be changed into a prime (2113422431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2027716 + ... + 2028757.

It is an arithmetic number, because the mean of its divisors is an integer number (529369857).

Almost surely, 2^2113422433 is an apocalyptic number.

It is an amenable number.

2113422433 is a deficient number, since it is larger than the sum of its proper divisors (4056995).

2113422433 is an equidigital number, since it uses as much as digits as its factorization.

2113422433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4056994.

The product of its digits is 3456, while the sum is 25.

The square root of 2113422433 is about 45971.9744300808. The cubic root of 2113422433 is about 1283.3017041435.

Adding to 2113422433 its reverse (3342243112), we get a palindrome (5455665545).

The spelling of 2113422433 in words is "two billion, one hundred thirteen million, four hundred twenty-two thousand, four hundred thirty-three".