1020103023020 has 24 divisors (see below), whose sum is σ = 2142498871968. Its totient is φ = 407987395200.

The previous prime is 1020103023007. The next prime is 1020103023047. The reversal of 1020103023020 is 203203010201.

It is a happy number.

1020103023020 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 2×1020103023020² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020103022986 and 1020103023004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3207761 + ... + 3511400.

It is an arithmetic number, because the mean of its divisors is an integer number (89270786332).

Almost surely, 2^{1020103023020} is an apocalyptic number.

1020103023020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020103023020 is an abundant number, since it is smaller than the sum of its proper divisors (1122395848948).

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

1020103023020 is a wasteful number, since it uses less digits than its factorization.

1020103023020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6726761 (or 6726759 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 1020103023020 its reverse (203203010201), we get a palindrome (1223306033221).

The spelling of 1020103023020 in words is "one trillion, twenty billion, one hundred three million, twenty-three thousand, twenty".