10021121100210 has 64 divisors (see below), whose sum is σ = 26877046783104. Its totient is φ = 2370109939200.

The previous prime is 10021121100167. The next prime is 10021121100217. The reversal of 10021121100210 is 1200112112001.

It is not an unprimeable number, because it can be changed into a prime (10021121100217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 370316149 + ... + 370343208.

It is an arithmetic number, because the mean of its divisors is an integer number (419953855986).

Almost surely, 2^{10021121100210} is an apocalyptic number.

10021121100210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10021121100210 is an abundant number, since it is smaller than the sum of its proper divisors (16855925682894).

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

10021121100210 is a wasteful number, since it uses less digits than its factorization.

10021121100210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740659419.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10021121100210 its reverse (1200112112001), we get a palindrome (11221233212211).

The spelling of 10021121100210 in words is "ten trillion, twenty-one billion, one hundred twenty-one million, one hundred thousand, two hundred ten".