1000101310120 has 128 divisors (see below), whose sum is σ = 2504334983040. Its totient is φ = 356351523840.

The previous prime is 1000101310057. The next prime is 1000101310141. The reversal of 1000101310120 is 210131010001.

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 = 1000101310097 and 1000101310106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18325594 + ... + 18380086.

It is an arithmetic number, because the mean of its divisors is an integer number (19565117055).

Almost surely, 2^{1000101310120} is an apocalyptic number.

1000101310120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1000101310120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1252167491520).

1000101310120 is an abundant number, since it is smaller than the sum of its proper divisors (1504233672920).

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

1000101310120 is a wasteful number, since it uses less digits than its factorization.

1000101310120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55355 (or 55351 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 1000101310120 its reverse (210131010001), we get a palindrome (1210232320121).

The spelling of 1000101310120 in words is "one trillion, one hundred one million, three hundred ten thousand, one hundred twenty".