100021201010 has 32 divisors (see below), whose sum is σ = 190511937792. Its totient is φ = 37729975360.

The previous prime is 100021201001. The next prime is 100021201019. The reversal of 100021201010 is 10102120001.

It is an interprime number because it is at equal distance from previous prime (100021201001) and next prime (100021201019).

It is not an unprimeable number, because it can be changed into a prime (100021201019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3046169 + ... + 3078828.

It is an arithmetic number, because the mean of its divisors is an integer number (5953498056).

Almost surely, 2^100021201010 is an apocalyptic number.

100021201010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100021201010 is a deficient number, since it is larger than the sum of its proper divisors (90490736782).

100021201010 is a wasteful number, since it uses less digits than its factorization.

100021201010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6125098.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 100021201010 its reverse (10102120001), we get a palindrome (110123321011).

The spelling of 100021201010 in words is "one hundred billion, twenty-one million, two hundred one thousand, ten".