2101434432 has 56 divisors (see below), whose sum is σ = 5570597952. Its totient is φ = 699148800.

The previous prime is 2101434427. The next prime is 2101434443. The reversal of 2101434432 is 2344341012.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93757 + ... + 113987.

Almost surely, 2^2101434432 is an apocalyptic number.

It is an amenable number.

2101434432 is an abundant number, since it is smaller than the sum of its proper divisors (3469163520).

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

2101434432 is a wasteful number, since it uses less digits than its factorization.

2101434432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20787 (or 20777 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2101434432 is about 45841.4052140638. The cubic root of 2101434432 is about 1280.8706706464.

Adding to 2101434432 its reverse (2344341012), we get a palindrome (4445775444).

The spelling of 2101434432 in words is "two billion, one hundred one million, four hundred thirty-four thousand, four hundred thirty-two".