100102000201220 has 24 divisors (see below), whose sum is σ = 221278105708800. Its totient is φ = 37933389549792.

The previous prime is 100102000201219. The next prime is 100102000201367. The reversal of 100102000201220 is 22102000201001.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 131713157780 + ... + 131713158539.

It is an arithmetic number, because the mean of its divisors is an integer number (9219921071200).

Almost surely, 2^{100102000201220} is an apocalyptic number.

100102000201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100102000201220 is an abundant number, since it is smaller than the sum of its proper divisors (121176105507580).

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

100102000201220 is a wasteful number, since it uses less digits than its factorization.

100102000201220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263426316347 (or 263426316345 counting only the distinct ones).

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

Adding to 100102000201220 its reverse (22102000201001), we get a palindrome (122204000402221).

The spelling of 100102000201220 in words is "one hundred trillion, one hundred two billion, two hundred one thousand, two hundred twenty".