227148321212 has 12 divisors (see below), whose sum is σ = 397516677096. Its totient is φ = 113572127760.

The previous prime is 227148321203. The next prime is 227148321227. The reversal of 227148321212 is 212123841722.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241214 + ... + 715877.

It is an arithmetic number, because the mean of its divisors is an integer number (33126389758).

Almost surely, 2^227148321212 is an apocalyptic number.

It is an amenable number.

227148321212 is a deficient number, since it is larger than the sum of its proper divisors (170368355884).

227148321212 is a wasteful number, since it uses less digits than its factorization.

227148321212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016428 (or 1016426 counting only the distinct ones).

The product of its digits is 21504, while the sum is 35.

The spelling of 227148321212 in words is "two hundred twenty-seven billion, one hundred forty-eight million, three hundred twenty-one thousand, two hundred twelve".