12210340234 has 32 divisors (see below), whose sum is σ = 20497380480. Its totient is φ = 5427968832.

The previous prime is 12210340229. The next prime is 12210340267. The reversal of 12210340234 is 43204301221.

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, 85477 + ... + 178120.

It is an arithmetic number, because the mean of its divisors is an integer number (640543140).

Almost surely, 2^12210340234 is an apocalyptic number.

12210340234 is a deficient number, since it is larger than the sum of its proper divisors (8287040246).

12210340234 is a wasteful number, since it uses less digits than its factorization.

12210340234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263694.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12210340234 its reverse (43204301221), we get a palindrome (55414641455).

The spelling of 12210340234 in words is "twelve billion, two hundred ten million, three hundred forty thousand, two hundred thirty-four".