40220320212263 has 2 divisors, whose sum is σ = 40220320212264. Its totient is φ = 40220320212262.

The previous prime is 40220320212197. The next prime is 40220320212299. The reversal of 40220320212263 is 36221202302204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40220320212263 - 2²⁴ = 40220303435047 is a prime.

It is a super-2 number, since 2×40220320212263² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40220320217263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20110160106131 + 20110160106132.

It is an arithmetic number, because the mean of its divisors is an integer number (20110160106132).

Almost surely, 2^{40220320212263} is an apocalyptic number.

40220320212263 is a deficient number, since it is larger than the sum of its proper divisors (1).

40220320212263 is an equidigital number, since it uses as much as digits as its factorization.

40220320212263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 40220320212263 its reverse (36221202302204), we get a palindrome (76441522514467).

The spelling of 40220320212263 in words is "forty trillion, two hundred twenty billion, three hundred twenty million, two hundred twelve thousand, two hundred sixty-three".