1020012010000 has 50 divisors (see below), whose sum is σ = 2469551101622. Its totient is φ = 408004800000.

The previous prime is 1020012009979. The next prime is 1020012010033. The reversal of 1020012010000 is 102100201.

1020012010000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 185354358784 + 834657651216 = 430528^2 + 913596^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 50990601 + ... + 51010600.

Almost surely, 2^{1020012010000} is an apocalyptic number.

1020012010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020012010000 is an abundant number, since it is smaller than the sum of its proper divisors (1449539091622).

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

1020012010000 is an equidigital number, since it uses as much as digits as its factorization.

1020012010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102001229 (or 102001208 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 1020012010000 its reverse (102100201), we get a palindrome (1020114110201).

The spelling of 1020012010000 in words is "one trillion, twenty billion, twelve million, ten thousand".