201010100010102 has 48 divisors (see below), whose sum is σ = 461190532151232. Its totient is φ = 63055193598720.

The previous prime is 201010100010067. The next prime is 201010100010113. The reversal of 201010100010102 is 201010001010102.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32565774 + ... + 38243297.

It is an arithmetic number, because the mean of its divisors is an integer number (9608136086484).

Almost surely, 2^{201010100010102} is an apocalyptic number.

201010100010102 is an abundant number, since it is smaller than the sum of its proper divisors (260180432141130).

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

201010100010102 is a wasteful number, since it uses less digits than its factorization.

201010100010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70818373 (or 70818370 counting only the distinct ones).

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

Adding to 201010100010102 its reverse (201010001010102), we get a palindrome (402020101020204).

The spelling of 201010100010102 in words is "two hundred one trillion, ten billion, one hundred million, ten thousand, one hundred two".