1001020000010 has 16 divisors (see below), whose sum is σ = 1803385321056. Its totient is φ = 400063706448.

The previous prime is 1001020000007. The next prime is 1001020000049. The reversal of 1001020000010 is 100000201001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a junction number, because it is equal to n+sod(n) for n = 1001019999949 and 1001020000003.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43024484 + ... + 43047743.

It is an arithmetic number, because the mean of its divisors is an integer number (112711582566).

Almost surely, 2^{1001020000010} is an apocalyptic number.

1001020000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001020000010 is a deficient number, since it is larger than the sum of its proper divisors (802365321046).

1001020000010 is a wasteful number, since it uses less digits than its factorization.

1001020000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86073397.

The product of its (nonzero) digits is 2, while the sum is 5.

Adding to 1001020000010 its reverse (100000201001), we get a palindrome (1101020201011).

The spelling of 1001020000010 in words is "one trillion, one billion, twenty million, ten", and thus it is an aban number and an uban number.