101022100212 has 24 divisors (see below), whose sum is σ = 257147164512. Its totient is φ = 30612757600.

The previous prime is 101022100187. The next prime is 101022100253. The reversal of 101022100212 is 212001220101.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382659339 + ... + 382659602.

It is an arithmetic number, because the mean of its divisors is an integer number (10714465188).

Almost surely, 2^101022100212 is an apocalyptic number.

101022100212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101022100212 is an abundant number, since it is smaller than the sum of its proper divisors (156125064300).

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

101022100212 is a wasteful number, since it uses less digits than its factorization.

101022100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765318959 (or 765318957 counting only the distinct ones).

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

Adding to 101022100212 its reverse (212001220101), we get a palindrome (313023320313).

The spelling of 101022100212 in words is "one hundred one billion, twenty-two million, one hundred thousand, two hundred twelve".