201110100100002 has 64 divisors (see below), whose sum is σ = 450639794908800. Its totient is φ = 66478530703680.

The previous prime is 201110100099983. The next prime is 201110100100009. The reversal of 201110100100002 is 200001001011102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (201110100100009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8692749 + ... + 21858272.

It is an arithmetic number, because the mean of its divisors is an integer number (7041246795450).

Almost surely, 2^{201110100100002} is an apocalyptic number.

201110100100002 is an abundant number, since it is smaller than the sum of its proper divisors (249529694808798).

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

201110100100002 is a wasteful number, since it uses less digits than its factorization.

201110100100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30552048 (or 30552042 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 201110100100002 its reverse (200001001011102), we get a palindrome (401111101111104).

The spelling of 201110100100002 in words is "two hundred one trillion, one hundred ten billion, one hundred million, one hundred thousand, two".