201101021222200 has 192 divisors, whose sum is σ = 552628911985920. Its totient is φ = 67225412352000.

The previous prime is 201101021222197. The next prime is 201101021222219. The reversal of 201101021222200 is 2222120101102.

It is a happy number.

It is a super-2 number, since 2×201101021222200² (a number of 29 digits) contains 22 as substring.

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, 60915436 + ... + 64131835.

It is an arithmetic number, because the mean of its divisors is an integer number (2878275583260).

Almost surely, 2^{201101021222200} is an apocalyptic number.

201101021222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201101021222200 is an abundant number, since it is smaller than the sum of its proper divisors (351527890763720).

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

201101021222200 is a wasteful number, since it uses less digits than its factorization.

201101021222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125047358 (or 125047349 counting only the distinct ones).

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

Adding to 201101021222200 its reverse (2222120101102), we get a palindrome (203323141323302).

The spelling of 201101021222200 in words is "two hundred one trillion, one hundred one billion, twenty-one million, two hundred twenty-two thousand, two hundred".