10200021010 has 32 divisors (see below), whose sum is σ = 18617610240. Its totient is φ = 4022910528.

The previous prime is 10200021001. The next prime is 10200021017. The reversal of 10200021010 is 1012000201.

It is a junction number, because it is equal to n+sod(n) for n = 10200020984 and 10200021002.

It is not an unprimeable number, because it can be changed into a prime (10200021017) 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, 602319 + ... + 619021.

It is an arithmetic number, because the mean of its divisors is an integer number (581800320).

Almost surely, 2^10200021010 is an apocalyptic number.

10200021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10200021010 is a deficient number, since it is larger than the sum of its proper divisors (8417589230).

10200021010 is a wasteful number, since it uses less digits than its factorization.

10200021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17562.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 10200021010 its reverse (1012000201), we get a palindrome (11212021211).

The spelling of 10200021010 in words is "ten billion, two hundred million, twenty-one thousand, ten".