1002100120010 has 32 divisors (see below), whose sum is σ = 1971112594752. Its totient is φ = 363779236480.

The previous prime is 1002100119983. The next prime is 1002100120103. The reversal of 1002100120010 is 100210012001.

1002100120010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1002100120010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7695227 + ... + 7824366.

It is an arithmetic number, because the mean of its divisors is an integer number (61597268586).

Almost surely, 2^{1002100120010} is an apocalyptic number.

1002100120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002100120010 is a deficient number, since it is larger than the sum of its proper divisors (969012474742).

1002100120010 is a wasteful number, since it uses less digits than its factorization.

1002100120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15520198.

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

Adding to 1002100120010 its reverse (100210012001), we get a palindrome (1102310132011).

The spelling of 1002100120010 in words is "one trillion, two billion, one hundred million, one hundred twenty thousand, ten".