11210020201979 has 2 divisors, whose sum is σ = 11210020201980. Its totient is φ = 11210020201978.

The previous prime is 11210020201973. The next prime is 11210020202023. The reversal of 11210020201979 is 97910202001211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11210020201979 is a prime.

It is not a weakly prime, because it can be changed into another prime (11210020201973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605010100989 + 5605010100990.

It is an arithmetic number, because the mean of its divisors is an integer number (5605010100990).

Almost surely, 2^{11210020201979} is an apocalyptic number.

11210020201979 is a deficient number, since it is larger than the sum of its proper divisors (1).

11210020201979 is an equidigital number, since it uses as much as digits as its factorization.

11210020201979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 35.

The spelling of 11210020201979 in words is "eleven trillion, two hundred ten billion, twenty million, two hundred one thousand, nine hundred seventy-nine".