42901222206827 has 2 divisors, whose sum is σ = 42901222206828. Its totient is φ = 42901222206826.

The previous prime is 42901222206793. The next prime is 42901222206833. The reversal of 42901222206827 is 72860222210924.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42901222206827 is a prime.

It is a super-2 number, since 2×42901222206827² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42901222206877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21450611103413 + 21450611103414.

It is an arithmetic number, because the mean of its divisors is an integer number (21450611103414).

Almost surely, 2^{42901222206827} is an apocalyptic number.

42901222206827 is a deficient number, since it is larger than the sum of its proper divisors (1).

42901222206827 is an equidigital number, since it uses as much as digits as its factorization.

42901222206827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 42901222206827 in words is "forty-two trillion, nine hundred one billion, two hundred twenty-two million, two hundred six thousand, eight hundred twenty-seven".