3012011100020 has 48 divisors (see below), whose sum is σ = 6832358537088. Its totient is φ = 1108767242880.

The previous prime is 3012011100013. The next prime is 3012011100041. The reversal of 3012011100020 is 200011102103.

It is a junction number, because it is equal to n+sod(n) for n = 3012011099974 and 3012011100010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17413424 + ... + 17585543.

It is an arithmetic number, because the mean of its divisors is an integer number (142340802856).

Almost surely, 2^{3012011100020} is an apocalyptic number.

It is an amenable number.

3012011100020 is an abundant number, since it is smaller than the sum of its proper divisors (3820347437068).

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

3012011100020 is a wasteful number, since it uses less digits than its factorization.

3012011100020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34999320 (or 34999318 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 3012011100020 its reverse (200011102103), we get a palindrome (3212022202123).

The spelling of 3012011100020 in words is "three trillion, twelve billion, eleven million, one hundred thousand, twenty".