2103213403434 has 96 divisors (see below), whose sum is σ = 5241320562240. Its totient is φ = 557347633920.

The previous prime is 2103213403373. The next prime is 2103213403507. The reversal of 2103213403434 is 4343043123012.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5685027 + ... + 6043670.

It is an arithmetic number, because the mean of its divisors is an integer number (54597089190).

Almost surely, 2^{2103213403434} is an apocalyptic number.

2103213403434 is an abundant number, since it is smaller than the sum of its proper divisors (3138107158806).

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

2103213403434 is a wasteful number, since it uses less digits than its factorization.

2103213403434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11728756 (or 11728745 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 2103213403434 its reverse (4343043123012), we get a palindrome (6446256526446).

The spelling of 2103213403434 in words is "two trillion, one hundred three billion, two hundred thirteen million, four hundred three thousand, four hundred thirty-four".