2001010010102 has 24 divisors (see below), whose sum is σ = 3138055538376. Its totient is φ = 956445069888.

The previous prime is 2001010010047. The next prime is 2001010010107. The reversal of 2001010010102 is 2010100101002.

It is a super-2 number, since 2×2001010010102² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2001010010102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001010010107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5076563 + ... + 5456510.

It is an arithmetic number, because the mean of its divisors is an integer number (130752314099).

Almost surely, 2^{2001010010102} is an apocalyptic number.

2001010010102 is a deficient number, since it is larger than the sum of its proper divisors (1137045528274).

2001010010102 is a wasteful number, since it uses less digits than its factorization.

2001010010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10533212 (or 10533165 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 2001010010102 its reverse (2010100101002), we get a palindrome (4011110111104).

The spelling of 2001010010102 in words is "two trillion, one billion, ten million, ten thousand, one hundred two".