100220022112100 has 288 divisors, whose sum is σ = 257836364083200. Its totient is φ = 33405929280000.

The previous prime is 100220022112097. The next prime is 100220022112121. The reversal of 100220022112100 is 1211220022001.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5190317246 + ... + 5190336554.

Almost surely, 2^{100220022112100} is an apocalyptic number.

100220022112100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100220022112100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128918182041600).

100220022112100 is an abundant number, since it is smaller than the sum of its proper divisors (157616341971100).

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

100220022112100 is a wasteful number, since it uses less digits than its factorization.

100220022112100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27395 (or 27388 counting only the distinct ones).

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

Adding to 100220022112100 its reverse (1211220022001), we get a palindrome (101431242134101).

The spelling of 100220022112100 in words is "one hundred trillion, two hundred twenty billion, twenty-two million, one hundred twelve thousand, one hundred".