1023123122134 has 16 divisors (see below), whose sum is σ = 1538645572800. Its totient is φ = 510241604544.

The previous prime is 1023123122117. The next prime is 1023123122137. The reversal of 1023123122134 is 4312213213201.

It is a junction number, because it is equal to n+sod(n) for n = 1023123122099 and 1023123122108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023123122137) 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, 6239752 + ... + 6401620.

It is an arithmetic number, because the mean of its divisors is an integer number (96165348300).

Almost surely, 2^{1023123122134} is an apocalyptic number.

1023123122134 is a deficient number, since it is larger than the sum of its proper divisors (515522450666).

1023123122134 is a wasteful number, since it uses less digits than its factorization.

1023123122134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170007.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1023123122134 its reverse (4312213213201), we get a palindrome (5335336335335).

The spelling of 1023123122134 in words is "one trillion, twenty-three billion, one hundred twenty-three million, one hundred twenty-two thousand, one hundred thirty-four".