20202210011100 has 144 divisors (see below), whose sum is σ = 63596964165728. Its totient is φ = 4921585090560.

The previous prime is 20202210011077. The next prime is 20202210011111. The reversal of 20202210011100 is 111001220202.

It is a super-3 number, since 3×20202210011100³ (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 an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26323009 + ... + 27079608.

Almost surely, 2^{20202210011100} is an apocalyptic number.

20202210011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20202210011100 is an abundant number, since it is smaller than the sum of its proper divisors (43394754154628).

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

20202210011100 is a wasteful number, since it uses less digits than its factorization.

20202210011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53402744 (or 53402737 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20202210011100 its reverse (111001220202), we get a palindrome (20313211231302).

The spelling of 20202210011100 in words is "twenty trillion, two hundred two billion, two hundred ten million, eleven thousand, one hundred".