12212002219977 has 24 divisors (see below), whose sum is σ = 20159587383936. Its totient is φ = 6978255255936.

The previous prime is 12212002219951. The next prime is 12212002219999. The reversal of 12212002219977 is 77991220021221.

12212002219977 is a `hidden beast` number, since 1 + 221 + 200 + 2 + 219 + 9 + 7 + 7 = 666.

It is not a de Polignac number, because 12212002219977 - 2¹⁰ = 12212002218953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12212002219177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26382193 + ... + 26841089.

It is an arithmetic number, because the mean of its divisors is an integer number (839982807664).

Almost surely, 2^{12212002219977} is an apocalyptic number.

It is an amenable number.

12212002219977 is a deficient number, since it is larger than the sum of its proper divisors (7947585163959).

12212002219977 is a wasteful number, since it uses less digits than its factorization.

12212002219977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881317 (or 881314 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 45.

The spelling of 12212002219977 in words is "twelve trillion, two hundred twelve billion, two million, two hundred nineteen thousand, nine hundred seventy-seven".