1012895920229 has 8 divisors (see below), whose sum is σ = 1074601559040. Its totient is φ = 952029814176.

The previous prime is 1012895920217. The next prime is 1012895920261. The reversal of 1012895920229 is 9220295982101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012895920229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012895920279) 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, 209880704 + ... + 209885529.

It is an arithmetic number, because the mean of its divisors is an integer number (134325194880).

Almost surely, 2^{1012895920229} is an apocalyptic number.

1012895920229 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1012895920229 is a deficient number, since it is larger than the sum of its proper divisors (61705638811).

1012895920229 is a wasteful number, since it uses less digits than its factorization.

1012895920229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419766379.

The product of its (nonzero) digits is 466560, while the sum is 50.

The spelling of 1012895920229 in words is "one trillion, twelve billion, eight hundred ninety-five million, nine hundred twenty thousand, two hundred twenty-nine".