201000201020102 has 64 divisors (see below), whose sum is σ = 334714233305088. Its totient is φ = 89760387696000.

The previous prime is 201000201020089. The next prime is 201000201020119. The reversal of 201000201020102 is 201020102000102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (11).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6758338952 + ... + 6758368692.

It is an arithmetic number, because the mean of its divisors is an integer number (5229909895392).

Almost surely, 2^{201000201020102} is an apocalyptic number.

201000201020102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201000201020102 is a deficient number, since it is larger than the sum of its proper divisors (133714032284986).

201000201020102 is a wasteful number, since it uses less digits than its factorization.

201000201020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44885.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 201000201020102 its reverse (201020102000102), we get a palindrome (402020303020204).

The spelling of 201000201020102 in words is "two hundred one trillion, two hundred one million, twenty thousand, one hundred two".