1012330223131 has 4 divisors (see below), whose sum is σ = 1012503070072. Its totient is φ = 1012157376192.

The previous prime is 1012330223129. The next prime is 1012330223249. The reversal of 1012330223131 is 1313220332101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012330223131 - 2¹ = 1012330223129 is a prime.

It is a super-2 number, since 2×1012330223131² (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 (1012330221131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86414685 + ... + 86426398.

It is an arithmetic number, because the mean of its divisors is an integer number (253125767518).

Almost surely, 2^{1012330223131} is an apocalyptic number.

1012330223131 is a deficient number, since it is larger than the sum of its proper divisors (172846941).

1012330223131 is an equidigital number, since it uses as much as digits as its factorization.

1012330223131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172846940.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1012330223131 its reverse (1313220332101), we get a palindrome (2325550555232).

The spelling of 1012330223131 in words is "one trillion, twelve billion, three hundred thirty million, two hundred twenty-three thousand, one hundred thirty-one".