1012120012101 has 8 divisors (see below), whose sum is σ = 1472174563104. Its totient is φ = 613406067920.

The previous prime is 1012120012093. The next prime is 1012120012133. The reversal of 1012120012101 is 1012100212101.

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 1012120012101 - 2³ = 1012120012093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012120012601) 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, 15335151666 + ... + 15335151731.

It is an arithmetic number, because the mean of its divisors is an integer number (184021820388).

Almost surely, 2^{1012120012101} is an apocalyptic number.

1012120012101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1012120012101 is a deficient number, since it is larger than the sum of its proper divisors (460054551003).

1012120012101 is a wasteful number, since it uses less digits than its factorization.

1012120012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30670303411.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1012120012101 its reverse (1012100212101), we get a palindrome (2024220224202).

The spelling of 1012120012101 in words is "one trillion, twelve billion, one hundred twenty million, twelve thousand, one hundred one".