1012232203123 has 8 divisors (see below), whose sum is σ = 1028897723216. Its totient is φ = 995568991200.

The previous prime is 1012232203097. The next prime is 1012232203133. The reversal of 1012232203123 is 3213022322101.

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-1012232203123 is a prime.

It is a super-2 number, since 2×1012232203123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012232203094 and 1012232203103.

It is not an unprimeable number, because it can be changed into a prime (1012232203133) 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, 318613 + ... + 1458073.

It is an arithmetic number, because the mean of its divisors is an integer number (128612215402).

Almost surely, 2^{1012232203123} is an apocalyptic number.

1012232203123 is a deficient number, since it is larger than the sum of its proper divisors (16665520093).

1012232203123 is a wasteful number, since it uses less digits than its factorization.

1012232203123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154085.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1012232203123 its reverse (3213022322101), we get a palindrome (4225254525224).

The spelling of 1012232203123 in words is "one trillion, twelve billion, two hundred thirty-two million, two hundred three thousand, one hundred twenty-three".