1000202227979 has 2 divisors, whose sum is σ = 1000202227980. Its totient is φ = 1000202227978.

The previous prime is 1000202227967. The next prime is 1000202227987. The reversal of 1000202227979 is 9797222020001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1000202227979 - 2¹² = 1000202223883 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000202227919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500101113989 + 500101113990.

It is an arithmetic number, because the mean of its divisors is an integer number (500101113990).

Almost surely, 2^{1000202227979} is an apocalyptic number.

1000202227979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000202227979 is an equidigital number, since it uses as much as digits as its factorization.

1000202227979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 41.

The spelling of 1000202227979 in words is "one trillion, two hundred two million, two hundred twenty-seven thousand, nine hundred seventy-nine".