101102213212 has 144 divisors (see below), whose sum is σ = 241237592064. Its totient is φ = 35998560000.

The previous prime is 101102213197. The next prime is 101102213239. The reversal of 101102213212 is 212312201101.

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 47 ways as a sum of consecutive naturals, for example, 5247637 + ... + 5266867.

It is an arithmetic number, because the mean of its divisors is an integer number (1675261056).

Almost surely, 2^101102213212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101102213212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120618796032).

101102213212 is an abundant number, since it is smaller than the sum of its proper divisors (140135378852).

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

101102213212 is a wasteful number, since it uses less digits than its factorization.

101102213212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19380 (or 19365 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 101102213212 its reverse (212312201101), we get a palindrome (313414414313).

The spelling of 101102213212 in words is "one hundred one billion, one hundred two million, two hundred thirteen thousand, two hundred twelve".