2103450042 has 16 divisors (see below), whose sum is σ = 4212909792. Its totient is φ = 700148400.

The previous prime is 2103449983. The next prime is 2103450053. The reversal of 2103450042 is 2400543012.

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, 245848 + ... + 254259.

It is an arithmetic number, because the mean of its divisors is an integer number (263306862).

Almost surely, 2^2103450042 is an apocalyptic number.

2103450042 is an abundant number, since it is smaller than the sum of its proper divisors (2109459750).

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

2103450042 is a wasteful number, since it uses less digits than its factorization.

2103450042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500813.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2103450042 is about 45863.3845458444. The cubic root of 2103450042 is about 1281.2800593796.

Adding to 2103450042 its reverse (2400543012), we get a palindrome (4503993054).

The spelling of 2103450042 in words is "two billion, one hundred three million, four hundred fifty thousand, forty-two".