100000001201222 has 128 divisors (see below), whose sum is σ = 162601193373696. Its totient is φ = 46028586240000.

The previous prime is 100000001201197. The next prime is 100000001201227. The reversal of 100000001201222 is 222102100000001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000001201227) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50175614258 + ... + 50175616250.

It is an arithmetic number, because the mean of its divisors is an integer number (1270321823232).

Almost surely, 2^{100000001201222} is an apocalyptic number.

100000001201222 is a deficient number, since it is larger than the sum of its proper divisors (62601192172474).

100000001201222 is a wasteful number, since it uses less digits than its factorization.

100000001201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3486.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100000001201222 its reverse (222102100000001), we get a palindrome (322102101201223).

The spelling of 100000001201222 in words is "one hundred trillion, one million, two hundred one thousand, two hundred twenty-two".