1201002010110 has 320 divisors, whose sum is σ = 3764888709120. Its totient is φ = 269047733760.

The previous prime is 1201002010069. The next prime is 1201002010129. The reversal of 1201002010110 is 110102001021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1201002010092 and 1201002010101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 61356625 + ... + 61376195.

It is an arithmetic number, because the mean of its divisors is an integer number (11765277216).

Almost surely, 2^{1201002010110} is an apocalyptic number.

1201002010110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201002010110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1882444354560).

1201002010110 is an abundant number, since it is smaller than the sum of its proper divisors (2563886699010).

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

1201002010110 is a wasteful number, since it uses less digits than its factorization.

1201002010110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19813 (or 19804 counting only the distinct ones).

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

Adding to 1201002010110 its reverse (110102001021), we get a palindrome (1311104011131).

The spelling of 1201002010110 in words is "one trillion, two hundred one billion, two million, ten thousand, one hundred ten".