210010002121010 has 128 divisors (see below), whose sum is σ = 492657950131200. Its totient is φ = 62550291308544.

The previous prime is 210010002120923. The next prime is 210010002121021. The reversal of 210010002121010 is 10121200010012.

It is a junction number, because it is equal to n+sod(n) for n = 210010002120982 and 210010002121000.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 207055091 + ... + 208066889.

It is an arithmetic number, because the mean of its divisors is an integer number (3848890235400).

Almost surely, 2^{210010002121010} is an apocalyptic number.

210010002121010 is an abundant number, since it is smaller than the sum of its proper divisors (282647948010190).

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

210010002121010 is a wasteful number, since it uses less digits than its factorization.

210010002121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025260.

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

Adding to 210010002121010 its reverse (10121200010012), we get a palindrome (220131202131022).

It can be divided in two parts, 210010002 and 121010, that added together give a palindrome (210131012).

The spelling of 210010002121010 in words is "two hundred ten trillion, ten billion, two million, one hundred twenty-one thousand, ten".