1010200120038 has 48 divisors (see below), whose sum is σ = 2259267362352. Its totient is φ = 326012544000.

The previous prime is 1010200120037. The next prime is 1010200120099. The reversal of 1010200120038 is 8300210020101.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1010200120038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010200120031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5127883 + ... + 5321238.

It is an arithmetic number, because the mean of its divisors is an integer number (47068070049).

Almost surely, 2^{1010200120038} is an apocalyptic number.

1010200120038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1010200120038 is an abundant number, since it is smaller than the sum of its proper divisors (1249067242314).

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

1010200120038 is a wasteful number, since it uses less digits than its factorization.

1010200120038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10449301 (or 10449298 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1010200120038 its reverse (8300210020101), we get a palindrome (9310410140139).

The spelling of 1010200120038 in words is "one trillion, ten billion, two hundred million, one hundred twenty thousand, thirty-eight".