1010100002102 has 4 divisors (see below), whose sum is σ = 1515150003156. Its totient is φ = 505050001050.

The previous prime is 1010100002101. The next prime is 1010100002113. The reversal of 1010100002102 is 2012000010101.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1010100002102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010100002101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252525000524 + ... + 252525000527.

It is an arithmetic number, because the mean of its divisors is an integer number (378787500789).

Almost surely, 2^{1010100002102} is an apocalyptic number.

1010100002102 is a deficient number, since it is larger than the sum of its proper divisors (505050001054).

1010100002102 is an equidigital number, since it uses as much as digits as its factorization.

1010100002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505050001053.

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

Adding to 1010100002102 its reverse (2012000010101), we get a palindrome (3022100012203).

The spelling of 1010100002102 in words is "one trillion, ten billion, one hundred million, two thousand, one hundred two".