100101220222100 has 36 divisors (see below), whose sum is σ = 217220342937948. Its totient is φ = 40040359968000.

The previous prime is 100101220222067. The next prime is 100101220222127. The reversal of 100101220222100 is 1222022101001.

It can be written as a sum of positive squares in 6 ways, for example, as 4699859783056 + 95401360439044 = 2167916^2 + 9767362^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33672080 + ... + 36524120.

It is an arithmetic number, because the mean of its divisors is an integer number (6033898414943).

Almost surely, 2^{100101220222100} is an apocalyptic number.

100101220222100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100101220222100 is an abundant number, since it is smaller than the sum of its proper divisors (117119122715848).

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

100101220222100 is a wasteful number, since it uses less digits than its factorization.

100101220222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3203036 (or 3203029 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100101220222100 its reverse (1222022101001), we get a palindrome (101323242323101).

The spelling of 100101220222100 in words is "one hundred trillion, one hundred one billion, two hundred twenty million, two hundred twenty-two thousand, one hundred".