201111322023100 has 18 divisors (see below), whose sum is σ = 436411568790344. Its totient is φ = 80444528809200.

The previous prime is 201111322023097. The next prime is 201111322023121. The reversal of 201111322023100 is 1320223111102.

It is a super-2 number, since 2×201111322023100² (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 5 ways as a sum of consecutive naturals, for example, 1005556610016 + ... + 1005556610215.

Almost surely, 2^{201111322023100} is an apocalyptic number.

201111322023100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201111322023100 is an abundant number, since it is smaller than the sum of its proper divisors (235300246767244).

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

201111322023100 is a wasteful number, since it uses less digits than its factorization.

201111322023100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011113220245 (or 2011113220238 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 201111322023100 its reverse (1320223111102), we get a palindrome (202431545134202).

The spelling of 201111322023100 in words is "two hundred one trillion, one hundred eleven billion, three hundred twenty-two million, twenty-three thousand, one hundred".