412241199991 has 2 divisors, whose sum is σ = 412241199992. Its totient is φ = 412241199990.

The previous prime is 412241199973. The next prime is 412241200043. The reversal of 412241199991 is 199991142214.

It is a happy number.

It is an a-pointer prime, because the next prime (412241200043) can be obtained adding 412241199991 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 412241199991 - 2⁷ = 412241199863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412241199911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206120599995 + 206120599996.

It is an arithmetic number, because the mean of its divisors is an integer number (206120599996).

Almost surely, 2^412241199991 is an apocalyptic number.

412241199991 is a deficient number, since it is larger than the sum of its proper divisors (1).

412241199991 is an equidigital number, since it uses as much as digits as its factorization.

412241199991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 419904, while the sum is 52.

The spelling of 412241199991 in words is "four hundred twelve billion, two hundred forty-one million, one hundred ninety-nine thousand, nine hundred ninety-one".