211220011014959 has 2 divisors, whose sum is σ = 211220011014960. Its totient is φ = 211220011014958.

The previous prime is 211220011014899. The next prime is 211220011015043. The reversal of 211220011014959 is 959410110022112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211220011014959 is a prime.

It is a super-2 number, since 2×211220011014959² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211220011013959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105610005507479 + 105610005507480.

It is an arithmetic number, because the mean of its divisors is an integer number (105610005507480).

Almost surely, 2^{211220011014959} is an apocalyptic number.

211220011014959 is a deficient number, since it is larger than the sum of its proper divisors (1).

211220011014959 is an equidigital number, since it uses as much as digits as its factorization.

211220011014959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 38.

The spelling of 211220011014959 in words is "two hundred eleven trillion, two hundred twenty billion, eleven million, fourteen thousand, nine hundred fifty-nine".