1020123011134 has 8 divisors (see below), whose sum is σ = 1535830954848. Its totient is φ = 508179359520.

The previous prime is 1020123011087. The next prime is 1020123011203. The reversal of 1020123011134 is 4311103210201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 941072347 + ... + 941073430.

It is an arithmetic number, because the mean of its divisors is an integer number (191978869356).

Almost surely, 2^{1020123011134} is an apocalyptic number.

1020123011134 is a deficient number, since it is larger than the sum of its proper divisors (515707943714).

1020123011134 is a wasteful number, since it uses less digits than its factorization.

1020123011134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1882146050.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1020123011134 its reverse (4311103210201), we get a palindrome (5331226221335).

The spelling of 1020123011134 in words is "one trillion, twenty billion, one hundred twenty-three million, eleven thousand, one hundred thirty-four".