201210001111100 has 36 divisors (see below), whose sum is σ = 462309567262704. Its totient is φ = 75749647476480.

The previous prime is 201210001111087. The next prime is 201210001111121. The reversal of 201210001111100 is 1111100012102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59179410392 + ... + 59179413791.

It is an arithmetic number, because the mean of its divisors is an integer number (12841932423964).

Almost surely, 2^{201210001111100} is an apocalyptic number.

201210001111100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201210001111100 is an abundant number, since it is smaller than the sum of its proper divisors (261099566151604).

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

201210001111100 is a wasteful number, since it uses less digits than its factorization.

201210001111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118358824214 (or 118358824207 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 201210001111100 its reverse (1111100012102), we get a palindrome (202321101123202).

The spelling of 201210001111100 in words is "two hundred one trillion, two hundred ten billion, one million, one hundred eleven thousand, one hundred".