10021210020100 has 36 divisors (see below), whose sum is σ = 22052307811968. Its totient is φ = 3952026484000.

The previous prime is 10021210019987. The next prime is 10021210020139. The reversal of 10021210020100 is 102001212001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 705711916 + ... + 705726115.

It is an arithmetic number, because the mean of its divisors is an integer number (612564105888).

Almost surely, 2^{10021210020100} is an apocalyptic number.

10021210020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021210020100 is an abundant number, since it is smaller than the sum of its proper divisors (12031097791868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10021210020100 is a wasteful number, since it uses less digits than its factorization.

10021210020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411438116 (or 1411438109 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10021210020100 its reverse (102001212001), we get a palindrome (10123211232101).

The spelling of 10021210020100 in words is "ten trillion, twenty-one billion, two hundred ten million, twenty thousand, one hundred".