2129210419 has 8 divisors (see below), whose sum is σ = 2434128480. Its totient is φ = 1824478656.

The previous prime is 2129210389. The next prime is 2129210423. The reversal of 2129210419 is 9140129212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2129210419 - 2¹⁷ = 2129079347 is a prime.

It is a super-2 number, since 2×2129210419² = 9067074016756311122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2129210719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21154 + ... + 68599.

It is an arithmetic number, because the mean of its divisors is an integer number (304266060).

Almost surely, 2^2129210419 is an apocalyptic number.

2129210419 is a deficient number, since it is larger than the sum of its proper divisors (304918061).

2129210419 is an equidigital number, since it uses as much as digits as its factorization.

2129210419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93149.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 2129210419 is about 46143.3680933674. The cubic root of 2129210419 is about 1286.4893467403.

The spelling of 2129210419 in words is "two billion, one hundred twenty-nine million, two hundred ten thousand, four hundred nineteen".