23212216670 has 32 divisors (see below), whose sum is σ = 44287272288. Its totient is φ = 8729330688.

The previous prime is 23212216649. The next prime is 23212216693. The reversal of 23212216670 is 7661221232.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86429 + ... + 232151.

It is an arithmetic number, because the mean of its divisors is an integer number (1383977259).

Almost surely, 2^23212216670 is an apocalyptic number.

23212216670 is a deficient number, since it is larger than the sum of its proper divisors (21075055618).

23212216670 is a wasteful number, since it uses less digits than its factorization.

23212216670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146684.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 23212216670 in words is "twenty-three billion, two hundred twelve million, two hundred sixteen thousand, six hundred seventy".