1020011011012 has 12 divisors (see below), whose sum is σ = 2040022022080. Its totient is φ = 437147576136.

The previous prime is 1020011011003. The next prime is 1020011011057. The reversal of 1020011011012 is 2101101100201.

1020011011012 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1020011011012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18214482312 + ... + 18214482367.

Almost surely, 2^{1020011011012} is an apocalyptic number.

It is an amenable number.

1020011011012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1020011011012 is a wasteful number, since it uses less digits than its factorization.

1020011011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36428964690 (or 36428964688 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1020011011012 its reverse (2101101100201), we get a palindrome (3121112111213).

The spelling of 1020011011012 in words is "one trillion, twenty billion, eleven million, eleven thousand, twelve".