201120101212100 has 72 divisors (see below), whose sum is σ = 501389253700608. Its totient is φ = 68594439859200.

The previous prime is 201120101212091. The next prime is 201120101212117. The reversal of 201120101212100 is 1212101021102.

It is a super-2 number, since 2×201120101212100² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 751998317 + ... + 752265716.

Almost surely, 2^{201120101212100} is an apocalyptic number.

201120101212100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201120101212100 is an abundant number, since it is smaller than the sum of its proper divisors (300269152488508).

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

201120101212100 is a wasteful number, since it uses less digits than its factorization.

201120101212100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504264245 (or 1504264238 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201120101212100 its reverse (1212101021102), we get a palindrome (202332202233202).

The spelling of 201120101212100 in words is "two hundred one trillion, one hundred twenty billion, one hundred one million, two hundred twelve thousand, one hundred".