1002010111120 has 80 divisors (see below), whose sum is σ = 2339561776320. Its totient is φ = 399106452992.

The previous prime is 1002010111093. The next prime is 1002010111127. The reversal of 1002010111120 is 211110102001.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1002010111097 and 1002010111106.

It is not an unprimeable number, because it can be changed into a prime (1002010111127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18011187 + ... + 18066733.

It is an arithmetic number, because the mean of its divisors is an integer number (29244522204).

Almost surely, 2^{1002010111120} is an apocalyptic number.

1002010111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002010111120 is an abundant number, since it is smaller than the sum of its proper divisors (1337551665200).

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

1002010111120 is a wasteful number, since it uses less digits than its factorization.

1002010111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56512 (or 56506 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1002010111120 its reverse (211110102001), we get a palindrome (1213120213121).

The spelling of 1002010111120 in words is "one trillion, two billion, ten million, one hundred eleven thousand, one hundred twenty".