22010101220100 has 144 divisors (see below), whose sum is σ = 72781516434816. Its totient is φ = 5030780160000.

The previous prime is 22010101220087. The next prime is 22010101220117. The reversal of 22010101220100 is 102210101022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 177180010 + ... + 177304190.

It is an arithmetic number, because the mean of its divisors is an integer number (505427197464).

Almost surely, 2^{22010101220100} is an apocalyptic number.

22010101220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22010101220100 is an abundant number, since it is smaller than the sum of its proper divisors (50771415214716).

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

22010101220100 is a wasteful number, since it uses less digits than its factorization.

22010101220100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208606 (or 208599 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22010101220100 its reverse (102210101022), we get a palindrome (22112311321122).

The spelling of 22010101220100 in words is "twenty-two trillion, ten billion, one hundred one million, two hundred twenty thousand, one hundred".