200340219979 has 4 divisors (see below), whose sum is σ = 203330372584. Its totient is φ = 197350067376.

The previous prime is 200340219977. The next prime is 200340219983. The reversal of 200340219979 is 979912043002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200340219979 - 2¹ = 200340219977 is a prime.

It is a super-2 number, since 2×200340219979² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200340219977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1495076202 + ... + 1495076335.

It is an arithmetic number, because the mean of its divisors is an integer number (50832593146).

Almost surely, 2^200340219979 is an apocalyptic number.

200340219979 is a deficient number, since it is larger than the sum of its proper divisors (2990152605).

200340219979 is an equidigital number, since it uses as much as digits as its factorization.

200340219979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990152604.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 200340219979 in words is "two hundred billion, three hundred forty million, two hundred nineteen thousand, nine hundred seventy-nine".