201102121112102 has 64 divisors (see below), whose sum is σ = 378130213077120. Its totient is φ = 78249167462400.

The previous prime is 201102121112099. The next prime is 201102121112107. The reversal of 201102121112102 is 201211121201102.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201102121112107) 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, 114912149 + ... + 116649072.

It is an arithmetic number, because the mean of its divisors is an integer number (5908284579330).

Almost surely, 2^{201102121112102} is an apocalyptic number.

201102121112102 is a deficient number, since it is larger than the sum of its proper divisors (177028091965018).

201102121112102 is a wasteful number, since it uses less digits than its factorization.

201102121112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231561377.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 201102121112102 its reverse (201211121201102), we get a palindrome (402313242313204).

The spelling of 201102121112102 in words is "two hundred one trillion, one hundred two billion, one hundred twenty-one million, one hundred twelve thousand, one hundred two".