1011010200102 has 64 divisors (see below), whose sum is σ = 2569086735360. Its totient is φ = 288697856832.

The previous prime is 1011010200019. The next prime is 1011010200107. The reversal of 1011010200102 is 2010020101101.

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 not an unprimeable number, because it can be changed into a prime (1011010200107) 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, 76063 + ... + 1424010.

It is an arithmetic number, because the mean of its divisors is an integer number (40141980240).

Almost surely, 2^{1011010200102} is an apocalyptic number.

1011010200102 is an abundant number, since it is smaller than the sum of its proper divisors (1558076535258).

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

1011010200102 is a wasteful number, since it uses less digits than its factorization.

1011010200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501874 (or 1501868 counting only the distinct ones).

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

Adding to 1011010200102 its reverse (2010020101101), we get a palindrome (3021030301203).

Subtracting 1011010200102 from its reverse (2010020101101), we obtain a palindrome (999009900999).

The spelling of 1011010200102 in words is "one trillion, eleven billion, ten million, two hundred thousand, one hundred two".