2101442432 has 16 divisors (see below), whose sum is σ = 4186467600. Its totient is φ = 1050721152.

The previous prime is 2101442429. The next prime is 2101442467. The reversal of 2101442432 is 2342441012.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 2101442398 and 2101442407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8208632 + ... + 8208887.

It is an arithmetic number, because the mean of its divisors is an integer number (261654225).

Almost surely, 2^2101442432 is an apocalyptic number.

It is an amenable number.

2101442432 is a deficient number, since it is larger than the sum of its proper divisors (2085025168).

2101442432 is an equidigital number, since it uses as much as digits as its factorization.

2101442432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16417533 (or 16417521 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2101442432 is about 45841.4924713409. The cubic root of 2101442432 is about 1280.8722960365.

Adding to 2101442432 its reverse (2342441012), we get a palindrome (4443883444).

The spelling of 2101442432 in words is "two billion, one hundred one million, four hundred forty-two thousand, four hundred thirty-two".