211441133987 has 2 divisors, whose sum is σ = 211441133988. Its totient is φ = 211441133986.

The previous prime is 211441133977. The next prime is 211441134001. The reversal of 211441133987 is 789331144112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211441133987 - 2⁸ = 211441133731 is a prime.

It is not a weakly prime, because it can be changed into another prime (211441133977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105720566993 + 105720566994.

It is an arithmetic number, because the mean of its divisors is an integer number (105720566994).

Almost surely, 2^211441133987 is an apocalyptic number.

211441133987 is a deficient number, since it is larger than the sum of its proper divisors (1).

211441133987 is an equidigital number, since it uses as much as digits as its factorization.

211441133987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 44.

The spelling of 211441133987 in words is "two hundred eleven billion, four hundred forty-one million, one hundred thirty-three thousand, nine hundred eighty-seven".