201101212010100 has 72 divisors (see below), whose sum is σ = 582422726219488. Its totient is φ = 53574465801600.

The previous prime is 201101212010063. The next prime is 201101212010107. The reversal of 201101212010100 is 1010212101102.

201101212010100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (201101212010107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 327968614 + ... + 328581213.

Almost surely, 2^{201101212010100} is an apocalyptic number.

201101212010100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201101212010100 is an abundant number, since it is smaller than the sum of its proper divisors (381321514209388).

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

201101212010100 is a wasteful number, since it uses less digits than its factorization.

201101212010100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656550865 (or 656550858 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 201101212010100 its reverse (1010212101102), we get a palindrome (202111424111202).

The spelling of 201101212010100 in words is "two hundred one trillion, one hundred one billion, two hundred twelve million, ten thousand, one hundred".