2111403442 has 8 divisors (see below), whose sum is σ = 3167550000. Its totient is φ = 1055553444.

The previous prime is 2111403433. The next prime is 2111403461. The reversal of 2111403442 is 2443041112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55392 + ... + 85387.

It is an arithmetic number, because the mean of its divisors is an integer number (395943750).

Almost surely, 2^2111403442 is an apocalyptic number.

2111403442 is a deficient number, since it is larger than the sum of its proper divisors (1056146558).

2111403442 is a wasteful number, since it uses less digits than its factorization.

2111403442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148280.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2111403442 is about 45950.0102502709. The cubic root of 2111403442 is about 1282.8929201010.

Adding to 2111403442 its reverse (2443041112), we get a palindrome (4554444554).

The spelling of 2111403442 in words is "two billion, one hundred eleven million, four hundred three thousand, four hundred forty-two".