1000020010101 has 16 divisors (see below), whose sum is σ = 1524171216384. Its totient is φ = 571315805424.

The previous prime is 1000020010097. The next prime is 1000020010103. The reversal of 1000020010101 is 1010100200001.

It is not a de Polignac number, because 1000020010101 - 2² = 1000020010097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1000020010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000020010103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5076051 + ... + 5269376.

It is an arithmetic number, because the mean of its divisors is an integer number (95260701024).

Almost surely, 2^{1000020010101} is an apocalyptic number.

It is an amenable number.

1000020010101 is a deficient number, since it is larger than the sum of its proper divisors (524151206283).

1000020010101 is a wasteful number, since it uses less digits than its factorization.

1000020010101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10350040.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 1000020010101 its reverse (1010100200001), we get a palindrome (2010120210102).

The spelling of 1000020010101 in words is "one trillion, twenty million, ten thousand, one hundred one".