2101423332 has 48 divisors (see below), whose sum is σ = 5165072640. Its totient is φ = 663134112.

The previous prime is 2101423327. The next prime is 2101423349. The reversal of 2101423332 is 2333241012.

It is a junction number, because it is equal to n+sod(n) for n = 2101423299 and 2101423308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 459883 + ... + 464429.

It is an arithmetic number, because the mean of its divisors is an integer number (107605680).

Almost surely, 2^2101423332 is an apocalyptic number.

It is an amenable number.

2101423332 is an abundant number, since it is smaller than the sum of its proper divisors (3063649308).

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

2101423332 is a wasteful number, since it uses less digits than its factorization.

2101423332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6600 (or 6598 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2101423332 is about 45841.2841443169. The cubic root of 2101423332 is about 1280.8684154108.

Adding to 2101423332 its reverse (2333241012), we get a palindrome (4434664344).

The spelling of 2101423332 in words is "two billion, one hundred one million, four hundred twenty-three thousand, three hundred thirty-two".