1142971269121 has 8 divisors (see below), whose sum is σ = 1252370604384. Its totient is φ = 1034487409920.

The previous prime is 1142971269073. The next prime is 1142971269149. The reversal of 1142971269121 is 1219621792411.

It is a happy number.

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 1142971269121 - 2¹¹ = 1142971267073 is a prime.

It is a super-2 number, since 2×1142971269121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142971269151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228866400 + ... + 228871393.

It is an arithmetic number, because the mean of its divisors is an integer number (156546325548).

Almost surely, 2^{1142971269121} is an apocalyptic number.

1142971269121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1142971269121 is a deficient number, since it is larger than the sum of its proper divisors (109399335263).

1142971269121 is a wasteful number, since it uses less digits than its factorization.

1142971269121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457738031.

The product of its digits is 108864, while the sum is 46.

The spelling of 1142971269121 in words is "one trillion, one hundred forty-two billion, nine hundred seventy-one million, two hundred sixty-nine thousand, one hundred twenty-one".