120200228461477 has 2 divisors, whose sum is σ = 120200228461478. Its totient is φ = 120200228461476.

The previous prime is 120200228461463. The next prime is 120200228461483. The reversal of 120200228461477 is 774164822002021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119747695099041 + 452533362436 = 10942929^2 + 672706^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120200228461477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120200228461487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60100114230738 + 60100114230739.

It is an arithmetic number, because the mean of its divisors is an integer number (60100114230739).

Almost surely, 2^{120200228461477} is an apocalyptic number.

It is an amenable number.

120200228461477 is a deficient number, since it is larger than the sum of its proper divisors (1).

120200228461477 is an equidigital number, since it uses as much as digits as its factorization.

120200228461477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 602112, while the sum is 46.

The spelling of 120200228461477 in words is "one hundred twenty trillion, two hundred billion, two hundred twenty-eight million, four hundred sixty-one thousand, four hundred seventy-seven".