101000020212 has 144 divisors (see below), whose sum is σ = 322715166592. Its totient is φ = 25917408000.

The previous prime is 101000020201. The next prime is 101000020229. The reversal of 101000020212 is 212020000101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 101000020194 and 101000020203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 295414 + ... + 537837.

Almost surely, 2^101000020212 is an apocalyptic number.

101000020212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101000020212 is an abundant number, since it is smaller than the sum of its proper divisors (221715146380).

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

101000020212 is a wasteful number, since it uses less digits than its factorization.

101000020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833318 (or 833313 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 101000020212 its reverse (212020000101), we get a palindrome (313020020313).

The spelling of 101000020212 in words is "one hundred one billion, twenty thousand, two hundred twelve".