101202021210 has 64 divisors (see below), whose sum is σ = 245910432384. Its totient is φ = 26652384000.

The previous prime is 101202021121. The next prime is 101202021233. The reversal of 101202021210 is 12120202101.

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 31 ways as a sum of consecutive naturals, for example, 1160845 + ... + 1244975.

It is an arithmetic number, because the mean of its divisors is an integer number (3842350506).

Almost surely, 2^101202021210 is an apocalyptic number.

101202021210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101202021210 is an abundant number, since it is smaller than the sum of its proper divisors (144708411174).

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

101202021210 is a wasteful number, since it uses less digits than its factorization.

101202021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84639.

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

Adding to 101202021210 its reverse (12120202101), we get a palindrome (113322223311).

The spelling of 101202021210 in words is "one hundred one billion, two hundred two million, twenty-one thousand, two hundred ten".