1012121000011 has 8 divisors (see below), whose sum is σ = 1112825954304. Its totient is φ = 912865038120.

The previous prime is 1012121000003. The next prime is 1012121000053. The reversal of 1012121000011 is 1100001212101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1012121000011 - 2³ = 1012121000003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012121000071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362246635 + ... + 362249428.

It is an arithmetic number, because the mean of its divisors is an integer number (139103244288).

Almost surely, 2^{1012121000011} is an apocalyptic number.

1012121000011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1012121000011 is a deficient number, since it is larger than the sum of its proper divisors (100704954293).

1012121000011 is a wasteful number, since it uses less digits than its factorization.

1012121000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724496201.

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

Adding to 1012121000011 its reverse (1100001212101), we get a palindrome (2112122212112).

The spelling of 1012121000011 in words is "one trillion, twelve billion, one hundred twenty-one million, eleven", and thus it is an aban number.