711212122216 has 8 divisors (see below), whose sum is σ = 1333522729170. Its totient is φ = 355606061104.

The previous prime is 711212122193. The next prime is 711212122223. The reversal of 711212122216 is 612221212117.

It can be written as a sum of positive squares in only one way, i.e., 646985357316 + 64226764900 = 804354^2 + 253430^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44450757631 + ... + 44450757646.

Almost surely, 2^711212122216 is an apocalyptic number.

It is an amenable number.

711212122216 is a deficient number, since it is larger than the sum of its proper divisors (622310606954).

711212122216 is a wasteful number, since it uses less digits than its factorization.

711212122216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88901515283 (or 88901515279 counting only the distinct ones).

The product of its digits is 1344, while the sum is 28.

The spelling of 711212122216 in words is "seven hundred eleven billion, two hundred twelve million, one hundred twenty-two thousand, two hundred sixteen".