1012012012121 has 8 divisors (see below), whose sum is σ = 1104341817600. Its totient is φ = 919736992240.

The previous prime is 1012012012073. The next prime is 1012012012129. The reversal of 1012012012121 is 1212102102101.

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

It is not a de Polignac number, because 1012012012121 - 2²² = 1012007817817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012012012096 and 1012012012105.

It is not an unprimeable number, because it can be changed into a prime (1012012012129) 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, 13657766 + ... + 13731663.

It is an arithmetic number, because the mean of its divisors is an integer number (138042727200).

Almost surely, 2^{1012012012121} is an apocalyptic number.

1012012012121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1012012012121 is a deficient number, since it is larger than the sum of its proper divisors (92329805479).

1012012012121 is a wasteful number, since it uses less digits than its factorization.

1012012012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27392799.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1012012012121 its reverse (1212102102101), we get a palindrome (2224114114222).

The spelling of 1012012012121 in words is "one trillion, twelve billion, twelve million, twelve thousand, one hundred twenty-one".