220221102201100 has 216 divisors, whose sum is σ = 646489638896864. Its totient is φ = 63360316800000.

The previous prime is 220221102201071. The next prime is 220221102201167. The reversal of 220221102201100 is 1102201122022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 98899401 + ... + 101101600.

Almost surely, 2^{220221102201100} is an apocalyptic number.

220221102201100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220221102201100 is an abundant number, since it is smaller than the sum of its proper divisors (426268536695764).

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

220221102201100 is a wasteful number, since it uses less digits than its factorization.

220221102201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200001057 (or 200001039 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220221102201100 its reverse (1102201122022), we get a palindrome (221323303323122).

The spelling of 220221102201100 in words is "two hundred twenty trillion, two hundred twenty-one billion, one hundred two million, two hundred one thousand, one hundred".