1012003103100 has 144 divisors (see below), whose sum is σ = 3382147028736. Its totient is φ = 230902656000.

The previous prime is 1012003103081. The next prime is 1012003103101. The reversal of 1012003103100 is 13013002101.

1012003103100 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1012003103100² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012003103101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8963536 + ... + 9075735.

It is an arithmetic number, because the mean of its divisors is an integer number (23487132144).

Almost surely, 2^{1012003103100} is an apocalyptic number.

1012003103100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012003103100 is an abundant number, since it is smaller than the sum of its proper divisors (2370143925636).

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

1012003103100 is a wasteful number, since it uses less digits than its factorization.

1012003103100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18039316 (or 18039309 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 1012003103100 its reverse (13013002101), we get a palindrome (1025016105201).

The spelling of 1012003103100 in words is "one trillion, twelve billion, three million, one hundred three thousand, one hundred".