2119214081 has 2 divisors, whose sum is σ = 2119214082. Its totient is φ = 2119214080.

The previous prime is 2119214059. The next prime is 2119214093. The reversal of 2119214081 is 1804129112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2088033025 + 31181056 = 45695^2 + 5584^2 .

It is a cyclic number.

It is not a de Polignac number, because 2119214081 - 2²⁶ = 2052105217 is a prime.

It is a super-2 number, since 2×2119214081² = 8982136642217349122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2119216081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059607040 + 1059607041.

It is an arithmetic number, because the mean of its divisors is an integer number (1059607041).

Almost surely, 2^2119214081 is an apocalyptic number.

It is an amenable number.

2119214081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2119214081 is an equidigital number, since it uses as much as digits as its factorization.

2119214081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 29.

The square root of 2119214081 is about 46034.9224067989. The cubic root of 2119214081 is about 1284.4728933707.

The spelling of 2119214081 in words is "two billion, one hundred nineteen million, two hundred fourteen thousand, eighty-one".