1002101210210 has 8 divisors (see below), whose sum is σ = 1803782178396. Its totient is φ = 400840484080.

The previous prime is 1002101210191. The next prime is 1002101210219. The reversal of 1002101210210 is 120121012001.

It can be written as a sum of positive squares in 2 ways, for example, as 958219758769 + 43881451441 = 978887^2 + 209479^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1002101210191 and 1002101210200.

It is not an unprimeable number, because it can be changed into a prime (1002101210219) 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, 50105060501 + ... + 50105060520.

Almost surely, 2^{1002101210210} is an apocalyptic number.

1002101210210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002101210210 is a deficient number, since it is larger than the sum of its proper divisors (801680968186).

1002101210210 is a wasteful number, since it uses less digits than its factorization.

1002101210210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100210121028.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1002101210210 its reverse (120121012001), we get a palindrome (1122222222211).

The spelling of 1002101210210 in words is "one trillion, two billion, one hundred one million, two hundred ten thousand, two hundred ten".