40001022211247 has 2 divisors, whose sum is σ = 40001022211248. Its totient is φ = 40001022211246.

The previous prime is 40001022211193. The next prime is 40001022211259. The reversal of 40001022211247 is 74211222010004.

It is a happy number.

40001022211247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40001022211247 - 2¹⁸ = 40001021949103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40001022213247) 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 as a sum of consecutive naturals, namely, 20000511105623 + 20000511105624.

It is an arithmetic number, because the mean of its divisors is an integer number (20000511105624).

Almost surely, 2^{40001022211247} is an apocalyptic number.

40001022211247 is a deficient number, since it is larger than the sum of its proper divisors (1).

40001022211247 is an equidigital number, since it uses as much as digits as its factorization.

40001022211247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 26.

The spelling of 40001022211247 in words is "forty trillion, one billion, twenty-two million, two hundred eleven thousand, two hundred forty-seven".