2101641433 has 4 divisors (see below), whose sum is σ = 2212254160. Its totient is φ = 1991028708.

The previous prime is 2101641413. The next prime is 2101641449. The reversal of 2101641433 is 3341461012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101641433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2101641398 and 2101641407.

It is not an unprimeable number, because it can be changed into a prime (2101641413) 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, 55306335 + ... + 55306372.

It is an arithmetic number, because the mean of its divisors is an integer number (553063540).

Almost surely, 2^2101641433 is an apocalyptic number.

It is an amenable number.

2101641433 is a deficient number, since it is larger than the sum of its proper divisors (110612727).

2101641433 is a wasteful number, since it uses less digits than its factorization.

2101641433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110612726.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2101641433 is about 45843.6629535643. The cubic root of 2101641433 is about 1280.9127264917.

The spelling of 2101641433 in words is "two billion, one hundred one million, six hundred forty-one thousand, four hundred thirty-three".