2101333979 has 2 divisors, whose sum is σ = 2101333980. Its totient is φ = 2101333978.

The previous prime is 2101333973. The next prime is 2101334021. The reversal of 2101333979 is 9793331012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101333979 is a prime.

It is not a weakly prime, because it can be changed into another prime (2101333973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050666989 + 1050666990.

It is an arithmetic number, because the mean of its divisors is an integer number (1050666990).

Almost surely, 2^2101333979 is an apocalyptic number.

2101333979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101333979 is an equidigital number, since it uses as much as digits as its factorization.

2101333979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 2101333979 is about 45840.3095430212. The cubic root of 2101333979 is about 1280.8502608809.

The spelling of 2101333979 in words is "two billion, one hundred one million, three hundred thirty-three thousand, nine hundred seventy-nine".