101220202220210 has 8 divisors (see below), whose sum is σ = 182196363996396. Its totient is φ = 40488080888080.

The previous prime is 101220202220209. The next prime is 101220202220233. The reversal of 101220202220210 is 12022202022101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 97244034615121 + 3976167605089 = 9861239^2 + 1994033^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5061010111001 + ... + 5061010111020.

Almost surely, 2^{101220202220210} is an apocalyptic number.

101220202220210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101220202220210 is a deficient number, since it is larger than the sum of its proper divisors (80976161776186).

101220202220210 is a wasteful number, since it uses less digits than its factorization.

101220202220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10122020222028.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 101220202220210 its reverse (12022202022101), we get a palindrome (113242404242311).

The spelling of 101220202220210 in words is "one hundred one trillion, two hundred twenty billion, two hundred two million, two hundred twenty thousand, two hundred ten".