1012030123100 has 72 divisors (see below), whose sum is σ = 2292310032768. Its totient is φ = 387089560000.

The previous prime is 1012030123009. The next prime is 1012030123141. The reversal of 1012030123100 is 13210302101.

1012030123100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1012030123100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7409627 + ... + 7544973.

It is an arithmetic number, because the mean of its divisors is an integer number (31837639344).

Almost surely, 2^{1012030123100} is an apocalyptic number.

1012030123100 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 1012030123100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1146155016384).

1012030123100 is an abundant number, since it is smaller than the sum of its proper divisors (1280279909668).

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

1012030123100 is a wasteful number, since it uses less digits than its factorization.

1012030123100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138635 (or 138628 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1012030123100 its reverse (13210302101), we get a palindrome (1025240425201).

The spelling of 1012030123100 in words is "one trillion, twelve billion, thirty million, one hundred twenty-three thousand, one hundred".