210000101210220 has 24 divisors (see below), whose sum is σ = 588000283388784. Its totient is φ = 56000026989376.

The previous prime is 210000101210147. The next prime is 210000101210227. The reversal of 210000101210220 is 22012101000012.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 210000101210196 and 210000101210205.

It is not an unprimeable number, because it can be changed into a prime (210000101210227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1750000843359 + ... + 1750000843478.

It is an arithmetic number, because the mean of its divisors is an integer number (24500011807866).

Almost surely, 2^{210000101210220} is an apocalyptic number.

210000101210220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210000101210220 is an abundant number, since it is smaller than the sum of its proper divisors (378000182178564).

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

210000101210220 is a wasteful number, since it uses less digits than its factorization.

210000101210220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500001686849 (or 3500001686847 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210000101210220 its reverse (22012101000012), we get a palindrome (232012202210232).

The spelling of 210000101210220 in words is "two hundred ten trillion, one hundred one million, two hundred ten thousand, two hundred twenty".