210101221202000 has 40 divisors (see below), whose sum is σ = 508024752871272. Its totient is φ = 84040488480000.

The previous prime is 210101221201999. The next prime is 210101221202017. The reversal of 210101221202000 is 202122101012.

It can be written as a sum of positive squares in 4 ways, for example, as 3851296350784 + 206249924851216 = 1962472^2 + 14361404^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 52525303301 + ... + 52525307300.

Almost surely, 2^{210101221202000} is an apocalyptic number.

210101221202000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210101221202000 is an abundant number, since it is smaller than the sum of its proper divisors (297923531669272).

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

210101221202000 is a wasteful number, since it uses less digits than its factorization.

210101221202000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105050610624 (or 105050610608 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210101221202000 its reverse (202122101012), we get a palindrome (210303343303012).

The spelling of 210101221202000 in words is "two hundred ten trillion, one hundred one billion, two hundred twenty-one million, two hundred two thousand".