100212001111222 has 64 divisors (see below), whose sum is σ = 201827471053824. Its totient is φ = 36039940410240.

The previous prime is 100212001111213. The next prime is 100212001111291. The reversal of 100212001111222 is 222111100212001.

It is a junction number, because it is equal to n+sod(n) for n = 100212001111196 and 100212001111205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322352823 + ... + 322663549.

It is an arithmetic number, because the mean of its divisors is an integer number (3153554235216).

Almost surely, 2^{100212001111222} is an apocalyptic number.

100212001111222 is an abundant number, since it is smaller than the sum of its proper divisors (101615469942602).

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

100212001111222 is a wasteful number, since it uses less digits than its factorization.

100212001111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471853.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100212001111222 its reverse (222111100212001), we get a palindrome (322323101323223).

The spelling of 100212001111222 in words is "one hundred trillion, two hundred twelve billion, one million, one hundred eleven thousand, two hundred twenty-two".