20022002210100 has 144 divisors (see below), whose sum is σ = 63372758883840. Its totient is φ = 4840298044800.

The previous prime is 20022002210069. The next prime is 20022002210107. The reversal of 20022002210100 is 101220022002.

It is a super-3 number, since 3×20022002210100³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022002210107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7265542 + ... + 9634941.

It is an arithmetic number, because the mean of its divisors is an integer number (440088603360).

Almost surely, 2^{20022002210100} is an apocalyptic number.

20022002210100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20022002210100 is an abundant number, since it is smaller than the sum of its proper divisors (43350756673740).

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

20022002210100 is a wasteful number, since it uses less digits than its factorization.

20022002210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16900870 (or 16900863 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20022002210100 its reverse (101220022002), we get a palindrome (20123222232102).

The spelling of 20022002210100 in words is "twenty trillion, twenty-two billion, two million, two hundred ten thousand, one hundred".