10210121220210 has 32 divisors (see below), whose sum is σ = 24517181276352. Its totient is φ = 2721266731200.

The previous prime is 10210121220203. The next prime is 10210121220239. The reversal of 10210121220210 is 1202212101201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10210121220210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89458324 + ... + 89572383.

It is an arithmetic number, because the mean of its divisors is an integer number (766161914886).

Almost surely, 2^{10210121220210} is an apocalyptic number.

10210121220210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10210121220210 is an abundant number, since it is smaller than the sum of its proper divisors (14307060056142).

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

10210121220210 is a wasteful number, since it uses less digits than its factorization.

10210121220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179032618.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10210121220210 its reverse (1202212101201), we get a palindrome (11412333321411).

The spelling of 10210121220210 in words is "ten trillion, two hundred ten billion, one hundred twenty-one million, two hundred twenty thousand, two hundred ten".