10001020010 has 16 divisors (see below), whose sum is σ = 18229708800. Its totient is φ = 3949769616.

The previous prime is 10001019983. The next prime is 10001020031. The reversal of 10001020010 is 1002010001.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10001019976 and 10001020003.

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, 6328970 + ... + 6330549.

It is an arithmetic number, because the mean of its divisors is an integer number (1139356800).

Almost surely, 2^10001020010 is an apocalyptic number.

10001020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10001020010 is a deficient number, since it is larger than the sum of its proper divisors (8228688790).

10001020010 is a wasteful number, since it uses less digits than its factorization.

10001020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12659605.

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

Adding to 10001020010 its reverse (1002010001), we get a palindrome (11003030011).

The spelling of 10001020010 in words is "ten billion, one million, twenty thousand, ten".