100001101201222 has 16 divisors (see below), whose sum is σ = 161586015625440. Its totient is φ = 46141275765312.

The previous prime is 100001101201193. The next prime is 100001101201229. The reversal of 100001101201222 is 222102101100001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001101201229) 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, 544849618 + ... + 545033125.

It is an arithmetic number, because the mean of its divisors is an integer number (10099125976590).

Almost surely, 2^{100001101201222} is an apocalyptic number.

100001101201222 is a deficient number, since it is larger than the sum of its proper divisors (61584914424218).

100001101201222 is a wasteful number, since it uses less digits than its factorization.

100001101201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089886287.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100001101201222 its reverse (222102101100001), we get a palindrome (322103202301223).

The spelling of 100001101201222 in words is "one hundred trillion, one billion, one hundred one million, two hundred one thousand, two hundred twenty-two".