220012010987 has 2 divisors, whose sum is σ = 220012010988. Its totient is φ = 220012010986.

The previous prime is 220012010971. The next prime is 220012011029. The reversal of 220012010987 is 789010210022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220012010987 - 2⁴ = 220012010971 is a prime.

It is a super-4 number, since 4×220012010987⁴ (a number of 46 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (220012010947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110006005493 + 110006005494.

It is an arithmetic number, because the mean of its divisors is an integer number (110006005494).

Almost surely, 2^220012010987 is an apocalyptic number.

220012010987 is a deficient number, since it is larger than the sum of its proper divisors (1).

220012010987 is an equidigital number, since it uses as much as digits as its factorization.

220012010987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 32.

The spelling of 220012010987 in words is "two hundred twenty billion, twelve million, ten thousand, nine hundred eighty-seven".