1000020200615 has 16 divisors (see below), whose sum is σ = 1226038204800. Its totient is φ = 782686894080.

The previous prime is 1000020200609. The next prime is 1000020200639. The reversal of 1000020200615 is 5160020200001.

It is not a de Polignac number, because 1000020200615 - 2¹² = 1000020196519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000020200593 and 1000020200602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235706 + ... + 1433735.

It is an arithmetic number, because the mean of its divisors is an integer number (76627387800).

Almost surely, 2^{1000020200615} is an apocalyptic number.

1000020200615 is a deficient number, since it is larger than the sum of its proper divisors (226018004185).

1000020200615 is a wasteful number, since it uses less digits than its factorization.

1000020200615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672042.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 1000020200615 its reverse (5160020200001), we get a palindrome (6160040400616).

The spelling of 1000020200615 in words is "one trillion, twenty million, two hundred thousand, six hundred fifteen".