1035123101012 has 72 divisors (see below), whose sum is σ = 2450603046528. Its totient is φ = 372272028480.

The previous prime is 1035123101003. The next prime is 1035123101017. The reversal of 1035123101012 is 2101013215301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1035123101017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11706968 + ... + 11795055.

It is an arithmetic number, because the mean of its divisors is an integer number (34036153424).

Almost surely, 2^{1035123101012} is an apocalyptic number.

It is an amenable number.

1035123101012 is an abundant number, since it is smaller than the sum of its proper divisors (1415479945516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1035123101012 is a wasteful number, since it uses less digits than its factorization.

1035123101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23502069 (or 23502056 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 1035123101012 its reverse (2101013215301), we get a palindrome (3136136316313).

The spelling of 1035123101012 in words is "one trillion, thirty-five billion, one hundred twenty-three million, one hundred one thousand, twelve".