1012342311 has 24 divisors (see below), whose sum is σ = 1506292944. Its totient is φ = 654687360.

The previous prime is 1012342297. The next prime is 1012342313. The reversal of 1012342311 is 1132432101.

1012342311 is a `hidden beast` number, since 1 + 0 + 12 + 342 + 311 = 666.

It is not a de Polignac number, because 1012342311 - 2²⁵ = 978787879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012342313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111171 + ... + 119931.

It is an arithmetic number, because the mean of its divisors is an integer number (62762206).

Almost surely, 2^1012342311 is an apocalyptic number.

1012342311 is a deficient number, since it is larger than the sum of its proper divisors (493950633).

1012342311 is a wasteful number, since it uses less digits than its factorization.

1012342311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9151 (or 9148 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1012342311 is about 31817.3272133283. The cubic root of 1012342311 is about 1004.0972929291.

Adding to 1012342311 its reverse (1132432101), we get a palindrome (2144774412).

The spelling of 1012342311 in words is "one billion, twelve million, three hundred forty-two thousand, three hundred eleven".