101100222001212 has 24 divisors (see below), whose sum is σ = 269600592003456. Its totient is φ = 28885777714608.

The previous prime is 101100222001193. The next prime is 101100222001217. The reversal of 101100222001212 is 212100222001101.

It is a junction number, because it is equal to n+sod(n) for n = 101100222001191 and 101100222001200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101100222001217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601787035638 + ... + 601787035805.

It is an arithmetic number, because the mean of its divisors is an integer number (11233358000144).

Almost surely, 2^{101100222001212} is an apocalyptic number.

101100222001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101100222001212 is an abundant number, since it is smaller than the sum of its proper divisors (168500370002244).

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

101100222001212 is a wasteful number, since it uses less digits than its factorization.

101100222001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203574071457 (or 1203574071455 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101100222001212 its reverse (212100222001101), we get a palindrome (313200444002313).

The spelling of 101100222001212 in words is "one hundred one trillion, one hundred billion, two hundred twenty-two million, one thousand, two hundred twelve".