100220220100100 has 36 divisors (see below), whose sum is σ = 223355658101604. Its totient is φ = 39004626199680.

The previous prime is 100220220099997. The next prime is 100220220100151. The reversal of 100220220100100 is 1001022022001.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 3106251151936 + 97113968948164 = 1762456^2 + 9854642^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13543269287 + ... + 13543276686.

Almost surely, 2^{100220220100100} is an apocalyptic number.

100220220100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100220220100100 is an abundant number, since it is smaller than the sum of its proper divisors (123135438001504).

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

100220220100100 is a wasteful number, since it uses less digits than its factorization.

100220220100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27086546024 (or 27086546017 counting only the distinct ones).

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

Adding to 100220220100100 its reverse (1001022022001), we get a palindrome (101221242122101).

The spelling of 100220220100100 in words is "one hundred trillion, two hundred twenty billion, two hundred twenty million, one hundred thousand, one hundred".