1002100210010 has 8 divisors (see below), whose sum is σ = 1803780378036. Its totient is φ = 400840084000.

The previous prime is 1002100209991. The next prime is 1002100210019. The reversal of 1002100210010 is 100120012001.

It can be written as a sum of positive squares in 2 ways, for example, as 994900517809 + 7199692201 = 997447^2 + 84851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1002100210010² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1002100210010.

It is not an unprimeable number, because it can be changed into a prime (1002100210019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50105010491 + ... + 50105010510.

Almost surely, 2^{1002100210010} is an apocalyptic number.

1002100210010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002100210010 is a deficient number, since it is larger than the sum of its proper divisors (801680168026).

1002100210010 is a wasteful number, since it uses less digits than its factorization.

1002100210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100210021008.

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

Adding to 1002100210010 its reverse (100120012001), we get a palindrome (1102220222011).

The spelling of 1002100210010 in words is "one trillion, two billion, one hundred million, two hundred ten thousand, ten".