100000201222012 has 48 divisors (see below), whose sum is σ = 215428679363520. Its totient is φ = 39552505385472.

The previous prime is 100000201221979. The next prime is 100000201222013. The reversal of 100000201222012 is 210222102000001.

It is a happy number.

It is a super-2 number, since 2×100000201222012² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 100000201221983 and 100000201222001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000201222013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26026087 + ... + 29620222.

It is an arithmetic number, because the mean of its divisors is an integer number (4488097486740).

Almost surely, 2^{100000201222012} is an apocalyptic number.

It is an amenable number.

100000201222012 is an abundant number, since it is smaller than the sum of its proper divisors (115428478141508).

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

100000201222012 is a wasteful number, since it uses less digits than its factorization.

100000201222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55651270 (or 55651268 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100000201222012 its reverse (210222102000001), we get a palindrome (310222303222013).

The spelling of 100000201222012 in words is "one hundred trillion, two hundred one million, two hundred twenty-two thousand, twelve".