1020000010101 has 16 divisors (see below), whose sum is σ = 1395981211008. Its totient is φ = 662230152000.

The previous prime is 1020000010097. The next prime is 1020000010103. The reversal of 1020000010101 is 1010100000201.

It is not a de Polignac number, because 1020000010101 - 2² = 1020000010097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1020000010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020000010103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27574441 + ... + 27611406.

It is an arithmetic number, because the mean of its divisors is an integer number (87248825688).

Almost surely, 2^{1020000010101} is an apocalyptic number.

It is an amenable number.

1020000010101 is a deficient number, since it is larger than the sum of its proper divisors (375981200907).

1020000010101 is a wasteful number, since it uses less digits than its factorization.

1020000010101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55186012.

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

Adding to 1020000010101 its reverse (1010100000201), we get a palindrome (2030100010302).

The spelling of 1020000010101 in words is "one trillion, twenty billion, ten thousand, one hundred one".