23212440402334 has 4 divisors (see below), whose sum is σ = 34818660603504. Its totient is φ = 11606220201166.

The previous prime is 23212440402271. The next prime is 23212440402367. The reversal of 23212440402334 is 43320404421232.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 23212440402334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5803110100582 + ... + 5803110100585.

It is an arithmetic number, because the mean of its divisors is an integer number (8704665150876).

Almost surely, 2^{23212440402334} is an apocalyptic number.

23212440402334 is a deficient number, since it is larger than the sum of its proper divisors (11606220201170).

23212440402334 is a wasteful number, since it uses less digits than its factorization.

23212440402334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11606220201169.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 23212440402334 its reverse (43320404421232), we get a palindrome (66532844823566).

The spelling of 23212440402334 in words is "twenty-three trillion, two hundred twelve billion, four hundred forty million, four hundred two thousand, three hundred thirty-four".